20129376974

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1409}}^1\times {\mathrm{24889}}^1$

素因数の和:26348

約数の個数: 32

約数和(自身を含む): 35375659200

約数和(自身を除く): 15246282226

約数列:

[1, 2, 7, 14, 41, 82, 287, 574, 1409, 2818, 9863, 19726, 24889, 49778, 57769, 115538, 174223, 348446, 404383, 808766, 1020449, 2040898, 7143143, 14286286, 35068601, 70137202, 245480207, 490960414, 1437812641, 2875625282, 10064688487, 20129376974]

約数ペア:

[(1, 20129376974), (2, 10064688487), (7, 2875625282), (14, 1437812641), (41, 490960414), (82, 245480207), (287, 70137202), (574, 35068601), (1409, 14286286), (2818, 7143143), (9863, 2040898), (19726, 1020449), (24889, 808766), (49778, 404383), (57769, 348446), (115538, 174223)]