2018781214815

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{571}}^1\times {\mathrm{683}}^1$

素因数の和:1765

約数の個数: 128

約数和(自身を含む): 3502076497920

約数和(自身を除く): 1483295283105

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 123, 205, 285, 443, 571, 615, 683, 779, 1329, 1713, 2049, 2215, 2337, 2855, 3415, 3895, 6645, 8417, 8565, 10245, 10849, 11685, 12977, 18163, 23411, 25251, 28003, 32547, 38931, 42085, 54245, 54489, 64885, 70233, 84009, 90815, 117055, 126255, 140015, 162735, 194655, 252953, 272445, 302569, 345097, 351165, 389993, 420045, 444809, 532057, 758859, 907707, 1035291, 1169979, 1264765, 1334427, 1512845, 1596171, 1725485, 1949965, 2224045, 2660285, 3794295, 4538535, 4806107, 5176455, 5748811, 5849895, 6672135, 7409867, 7980855, 10371073, 12405329, 14418321, 15989713, 17246433, 22229601, 24030535, 28744055, 31113219, 37049335, 37215987, 47969139, 51855365, 62026645, 72091605, 79948565, 86232165, 111148005, 155566095, 172766899, 186079935, 197050387, 235701251, 239845695, 303804547, 518300697, 591151161, 707103753, 863834495, 911413641, 985251935, 1178506255, 1519022735, 2591503485, 2955755805, 3282571081, 3535518765, 4557068205, 7083442859, 9847713243, 16412855405, 21250328577, 35417214295, 49238566215, 106251642885, 134585414321, 403756242963, 672927071605, 2018781214815]

約数ペア:

[(1, 2018781214815), (3, 672927071605), (5, 403756242963), (15, 134585414321), (19, 106251642885), (41, 49238566215), (57, 35417214295), (95, 21250328577), (123, 16412855405), (205, 9847713243), (285, 7083442859), (443, 4557068205), (571, 3535518765), (615, 3282571081), (683, 2955755805), (779, 2591503485), (1329, 1519022735), (1713, 1178506255), (2049, 985251935), (2215, 911413641), (2337, 863834495), (2855, 707103753), (3415, 591151161), (3895, 518300697), (6645, 303804547), (8417, 239845695), (8565, 235701251), (10245, 197050387), (10849, 186079935), (11685, 172766899), (12977, 155566095), (18163, 111148005), (23411, 86232165), (25251, 79948565), (28003, 72091605), (32547, 62026645), (38931, 51855365), (42085, 47969139), (54245, 37215987), (54489, 37049335), (64885, 31113219), (70233, 28744055), (84009, 24030535), (90815, 22229601), (117055, 17246433), (126255, 15989713), (140015, 14418321), (162735, 12405329), (194655, 10371073), (252953, 7980855), (272445, 7409867), (302569, 6672135), (345097, 5849895), (351165, 5748811), (389993, 5176455), (420045, 4806107), (444809, 4538535), (532057, 3794295), (758859, 2660285), (907707, 2224045), (1035291, 1949965), (1169979, 1725485), (1264765, 1596171), (1334427, 1512845)]