20259798

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{1231}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 43878912

約数和(自身を除く): 23619114

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 211, 422, 633, 1231, 1266, 2462, 2743, 3693, 5486, 7386, 8229, 16003, 16458, 32006, 48009, 96018, 259741, 519482, 779223, 1558446, 3376633, 6753266, 10129899, 20259798]

約数ペア:

[(1, 20259798), (2, 10129899), (3, 6753266), (6, 3376633), (13, 1558446), (26, 779223), (39, 519482), (78, 259741), (211, 96018), (422, 48009), (633, 32006), (1231, 16458), (1266, 16003), (2462, 8229), (2743, 7386), (3693, 5486)]