20146969088

素因数分解:

$2^9\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:806

約数の個数: 120

約数和(自身を含む): 42341888160

約数和(自身を除く): 22194919072

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 64, 71, 116, 128, 142, 232, 256, 284, 464, 512, 568, 659, 841, 928, 1136, 1318, 1682, 1856, 2059, 2272, 2636, 3364, 3712, 4118, 4544, 5272, 6728, 7424, 8236, 9088, 10544, 13456, 14848, 16472, 18176, 19111, 21088, 26912, 32944, 36352, 38222, 42176, 46789, 53824, 59711, 65888, 76444, 84352, 93578, 107648, 119422, 131776, 152888, 168704, 187156, 215296, 238844, 263552, 305776, 337408, 374312, 430592, 477688, 527104, 554219, 611552, 748624, 955376, 1054208, 1108438, 1223104, 1356881, 1497248, 1910752, 2216876, 2446208, 2713762, 2994496, 3821504, 4433752, 4892416, 5427524, 5988992, 7643008, 8867504, 9784832, 10855048, 11977984, 15286016, 17735008, 21710096, 23955968, 30572032, 35470016, 39349549, 43420192, 70940032, 78699098, 86840384, 141880064, 157398196, 173680768, 283760128, 314796392, 347361536, 629592784, 694723072, 1259185568, 2518371136, 5036742272, 10073484544, 20146969088]

約数ペア:

[(1, 20146969088), (2, 10073484544), (4, 5036742272), (8, 2518371136), (16, 1259185568), (29, 694723072), (32, 629592784), (58, 347361536), (64, 314796392), (71, 283760128), (116, 173680768), (128, 157398196), (142, 141880064), (232, 86840384), (256, 78699098), (284, 70940032), (464, 43420192), (512, 39349549), (568, 35470016), (659, 30572032), (841, 23955968), (928, 21710096), (1136, 17735008), (1318, 15286016), (1682, 11977984), (1856, 10855048), (2059, 9784832), (2272, 8867504), (2636, 7643008), (3364, 5988992), (3712, 5427524), (4118, 4892416), (4544, 4433752), (5272, 3821504), (6728, 2994496), (7424, 2713762), (8236, 2446208), (9088, 2216876), (10544, 1910752), (13456, 1497248), (14848, 1356881), (16472, 1223104), (18176, 1108438), (19111, 1054208), (21088, 955376), (26912, 748624), (32944, 611552), (36352, 554219), (38222, 527104), (42176, 477688), (46789, 430592), (53824, 374312), (59711, 337408), (65888, 305776), (76444, 263552), (84352, 238844), (93578, 215296), (107648, 187156), (119422, 168704), (131776, 152888)]