20087418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11197}}^1$

素因数の和:11238

約数の個数: 32

約数和(自身を含む): 45150336

約数和(自身を除く): 25062918

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11197, 22394, 33591, 67182, 145561, 257531, 291122, 436683, 515062, 772593, 873366, 1545186, 3347903, 6695806, 10043709, 20087418]

約数ペア:

[(1, 20087418), (2, 10043709), (3, 6695806), (6, 3347903), (13, 1545186), (23, 873366), (26, 772593), (39, 515062), (46, 436683), (69, 291122), (78, 257531), (138, 145561), (299, 67182), (598, 33591), (897, 22394), (1794, 11197)]