20735432

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:485

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 19181368

約数列:

[1, 2, 4, 8, 59, 118, 197, 223, 236, 394, 446, 472, 788, 892, 1576, 1784, 11623, 13157, 23246, 26314, 43931, 46492, 52628, 87862, 92984, 105256, 175724, 351448, 2591929, 5183858, 10367716, 20735432]

約数ペア:

[(1, 20735432), (2, 10367716), (4, 5183858), (8, 2591929), (59, 351448), (118, 175724), (197, 105256), (223, 92984), (236, 87862), (394, 52628), (446, 46492), (472, 43931), (788, 26314), (892, 23246), (1576, 13157), (1784, 11623)]