20366947648

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{151}}^2\times {\mathrm{821}}^1$

素因数の和:1152

約数の個数: 84

約数和(自身を含む): 43130798676

約数和(自身を除く): 22763851028

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 151, 272, 302, 544, 604, 821, 1088, 1208, 1642, 2416, 2567, 3284, 4832, 5134, 6568, 9664, 10268, 13136, 13957, 20536, 22801, 26272, 27914, 41072, 45602, 52544, 55828, 82144, 91204, 111656, 123971, 164288, 182408, 223312, 247942, 364816, 387617, 446624, 495884, 729632, 775234, 893248, 991768, 1459264, 1550468, 1983536, 2107507, 3100936, 3967072, 4215014, 6201872, 7934144, 8430028, 12403744, 16860056, 18719621, 24807488, 33720112, 37439242, 67440224, 74878484, 134880448, 149756968, 299513936, 318233557, 599027872, 636467114, 1198055744, 1272934228, 2545868456, 5091736912, 10183473824, 20366947648]

約数ペア:

[(1, 20366947648), (2, 10183473824), (4, 5091736912), (8, 2545868456), (16, 1272934228), (17, 1198055744), (32, 636467114), (34, 599027872), (64, 318233557), (68, 299513936), (136, 149756968), (151, 134880448), (272, 74878484), (302, 67440224), (544, 37439242), (604, 33720112), (821, 24807488), (1088, 18719621), (1208, 16860056), (1642, 12403744), (2416, 8430028), (2567, 7934144), (3284, 6201872), (4832, 4215014), (5134, 3967072), (6568, 3100936), (9664, 2107507), (10268, 1983536), (13136, 1550468), (13957, 1459264), (20536, 991768), (22801, 893248), (26272, 775234), (27914, 729632), (41072, 495884), (45602, 446624), (52544, 387617), (55828, 364816), (82144, 247942), (91204, 223312), (111656, 182408), (123971, 164288)]