20496078

素因数分解:

$2^1\times 3^5\times {\mathrm{181}}^1\times {\mathrm{233}}^1$

素因数の和:431

約数の個数: 48

約数和(自身を含む): 46506096

約数和(自身を除く): 26010018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 181, 233, 243, 362, 466, 486, 543, 699, 1086, 1398, 1629, 2097, 3258, 4194, 4887, 6291, 9774, 12582, 14661, 18873, 29322, 37746, 42173, 43983, 56619, 84346, 87966, 113238, 126519, 253038, 379557, 759114, 1138671, 2277342, 3416013, 6832026, 10248039, 20496078]

約数ペア:

[(1, 20496078), (2, 10248039), (3, 6832026), (6, 3416013), (9, 2277342), (18, 1138671), (27, 759114), (54, 379557), (81, 253038), (162, 126519), (181, 113238), (233, 87966), (243, 84346), (362, 56619), (466, 43983), (486, 42173), (543, 37746), (699, 29322), (1086, 18873), (1398, 14661), (1629, 12582), (2097, 9774), (3258, 6291), (4194, 4887)]