31684970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 61557408

約数和(自身を除く): 29872438

約数列:

[1, 2, 5, 10, 19, 38, 67, 95, 131, 134, 190, 262, 335, 361, 655, 670, 722, 1273, 1310, 1805, 2489, 2546, 3610, 4978, 6365, 8777, 12445, 12730, 17554, 24187, 24890, 43885, 47291, 48374, 87770, 94582, 120935, 166763, 236455, 241870, 333526, 472910, 833815, 1667630, 3168497, 6336994, 15842485, 31684970]

約数ペア:

[(1, 31684970), (2, 15842485), (5, 6336994), (10, 3168497), (19, 1667630), (38, 833815), (67, 472910), (95, 333526), (131, 241870), (134, 236455), (190, 166763), (262, 120935), (335, 94582), (361, 87770), (655, 48374), (670, 47291), (722, 43885), (1273, 24890), (1310, 24187), (1805, 17554), (2489, 12730), (2546, 12445), (3610, 8777), (4978, 6365)]