31564312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{1361}}^1$

素因数の和:1603

約数の個数: 32

約数和(自身を含む): 64068480

約数和(自身を除く): 32504168

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 223, 446, 892, 1361, 1784, 2722, 2899, 5444, 5798, 10888, 11596, 17693, 23192, 35386, 70772, 141544, 303503, 607006, 1214012, 2428024, 3945539, 7891078, 15782156, 31564312]

約数ペア:

[(1, 31564312), (2, 15782156), (4, 7891078), (8, 3945539), (13, 2428024), (26, 1214012), (52, 607006), (104, 303503), (223, 141544), (446, 70772), (892, 35386), (1361, 23192), (1784, 17693), (2722, 11596), (2899, 10888), (5444, 5798)]