20011754

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{1789}}^1$

素因数の和:1862

約数の個数: 32

約数和(自身を含む): 37117440

約数和(自身を除く): 17105686

約数列:

[1, 2, 7, 14, 17, 34, 47, 94, 119, 238, 329, 658, 799, 1598, 1789, 3578, 5593, 11186, 12523, 25046, 30413, 60826, 84083, 168166, 212891, 425782, 588581, 1177162, 1429411, 2858822, 10005877, 20011754]

約数ペア:

[(1, 20011754), (2, 10005877), (7, 2858822), (14, 1429411), (17, 1177162), (34, 588581), (47, 425782), (94, 212891), (119, 168166), (238, 84083), (329, 60826), (658, 30413), (799, 25046), (1598, 12523), (1789, 11186), (3578, 5593)]