72490396

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{86711}}^1$

素因数の和:86745

約数の個数: 24

約数和(自身を含む): 145676160

約数和(自身を除く): 73185764

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 86711, 173422, 346844, 953821, 1647509, 1907642, 3295018, 3815284, 6590036, 18122599, 36245198, 72490396]

約数ペア:

[(1, 72490396), (2, 36245198), (4, 18122599), (11, 6590036), (19, 3815284), (22, 3295018), (38, 1907642), (44, 1647509), (76, 953821), (209, 346844), (418, 173422), (836, 86711)]