31678712

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{23431}}^1$

素因数の和:23463

約数の個数: 24

約数和(自身を含む): 64320840

約数和(自身を除く): 32642128

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 1352, 23431, 46862, 93724, 187448, 304603, 609206, 1218412, 2436824, 3959839, 7919678, 15839356, 31678712]

約数ペア:

[(1, 31678712), (2, 15839356), (4, 7919678), (8, 3959839), (13, 2436824), (26, 1218412), (52, 609206), (104, 304603), (169, 187448), (338, 93724), (676, 46862), (1352, 23431)]