19873035

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 96

約数和(自身を含む): 44448768

約数和(自身を除く): 24575733

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 35, 39, 45, 63, 65, 69, 91, 105, 115, 117, 161, 195, 207, 211, 273, 299, 315, 345, 455, 483, 585, 633, 805, 819, 897, 1035, 1055, 1365, 1449, 1477, 1495, 1899, 2093, 2415, 2691, 2743, 3165, 4095, 4431, 4485, 4853, 6279, 7245, 7385, 8229, 9495, 10465, 13293, 13455, 13715, 14559, 18837, 19201, 22155, 24265, 24687, 31395, 33971, 41145, 43677, 57603, 63089, 66465, 72795, 94185, 96005, 101913, 123435, 169855, 172809, 189267, 218385, 288015, 305739, 315445, 441623, 509565, 567801, 864045, 946335, 1324869, 1528695, 2208115, 2839005, 3974607, 6624345, 19873035]

約数ペア:

[(1, 19873035), (3, 6624345), (5, 3974607), (7, 2839005), (9, 2208115), (13, 1528695), (15, 1324869), (21, 946335), (23, 864045), (35, 567801), (39, 509565), (45, 441623), (63, 315445), (65, 305739), (69, 288015), (91, 218385), (105, 189267), (115, 172809), (117, 169855), (161, 123435), (195, 101913), (207, 96005), (211, 94185), (273, 72795), (299, 66465), (315, 63089), (345, 57603), (455, 43677), (483, 41145), (585, 33971), (633, 31395), (805, 24687), (819, 24265), (897, 22155), (1035, 19201), (1055, 18837), (1365, 14559), (1449, 13715), (1477, 13455), (1495, 13293), (1899, 10465), (2093, 9495), (2415, 8229), (2691, 7385), (2743, 7245), (3165, 6279), (4095, 4853), (4431, 4485)]