2153758672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{131071}}^1$

素因数の和:131171

約数の個数: 40

約数和(自身を含む): 4550819840

約数和(自身を除く): 2397061168

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 79, 104, 158, 208, 316, 632, 1027, 1264, 2054, 4108, 8216, 16432, 131071, 262142, 524284, 1048568, 1703923, 2097136, 3407846, 6815692, 10354609, 13631384, 20709218, 27262768, 41418436, 82836872, 134609917, 165673744, 269219834, 538439668, 1076879336, 2153758672]

約数ペア:

[(1, 2153758672), (2, 1076879336), (4, 538439668), (8, 269219834), (13, 165673744), (16, 134609917), (26, 82836872), (52, 41418436), (79, 27262768), (104, 20709218), (158, 13631384), (208, 10354609), (316, 6815692), (632, 3407846), (1027, 2097136), (1264, 1703923), (2054, 1048568), (4108, 524284), (8216, 262142), (16432, 131071)]