31696496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1571}}^1$

素因数の和:1689

約数の個数: 40

約数和(自身を含む): 66860304

約数和(自身を除く): 35163808

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 97, 104, 194, 208, 388, 776, 1261, 1552, 1571, 2522, 3142, 5044, 6284, 10088, 12568, 20176, 20423, 25136, 40846, 81692, 152387, 163384, 304774, 326768, 609548, 1219096, 1981031, 2438192, 3962062, 7924124, 15848248, 31696496]

約数ペア:

[(1, 31696496), (2, 15848248), (4, 7924124), (8, 3962062), (13, 2438192), (16, 1981031), (26, 1219096), (52, 609548), (97, 326768), (104, 304774), (194, 163384), (208, 152387), (388, 81692), (776, 40846), (1261, 25136), (1552, 20423), (1571, 20176), (2522, 12568), (3142, 10088), (5044, 6284)]