18686570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:455

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 23117206

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 41, 70, 82, 85, 119, 170, 205, 238, 287, 383, 410, 574, 595, 697, 766, 1190, 1394, 1435, 1915, 2681, 2870, 3485, 3830, 4879, 5362, 6511, 6970, 9758, 13022, 13405, 15703, 24395, 26810, 31406, 32555, 45577, 48790, 65110, 78515, 91154, 109921, 157030, 219842, 227885, 266951, 455770, 533902, 549605, 1099210, 1334755, 1868657, 2669510, 3737314, 9343285, 18686570]

約数ペア:

[(1, 18686570), (2, 9343285), (5, 3737314), (7, 2669510), (10, 1868657), (14, 1334755), (17, 1099210), (34, 549605), (35, 533902), (41, 455770), (70, 266951), (82, 227885), (85, 219842), (119, 157030), (170, 109921), (205, 91154), (238, 78515), (287, 65110), (383, 48790), (410, 45577), (574, 32555), (595, 31406), (697, 26810), (766, 24395), (1190, 15703), (1394, 13405), (1435, 13022), (1915, 9758), (2681, 6970), (2870, 6511), (3485, 5362), (3830, 4879)]