31897684

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{87631}}^1$

素因数の和:87655

約数の個数: 24

約数和(自身を含む): 68703488

約数和(自身を除く): 36805804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 87631, 175262, 350524, 613417, 1139203, 1226834, 2278406, 2453668, 4556812, 7974421, 15948842, 31897684]

約数ペア:

[(1, 31897684), (2, 15948842), (4, 7974421), (7, 4556812), (13, 2453668), (14, 2278406), (26, 1226834), (28, 1139203), (52, 613417), (91, 350524), (182, 175262), (364, 87631)]