19654414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:924

約数の個数: 32

約数和(自身を含む): 34292160

約数和(自身を除く): 14637746

約数列:

[1, 2, 13, 17, 26, 34, 53, 106, 221, 442, 689, 839, 901, 1378, 1678, 1802, 10907, 11713, 14263, 21814, 23426, 28526, 44467, 88934, 185419, 370838, 578071, 755939, 1156142, 1511878, 9827207, 19654414]

約数ペア:

[(1, 19654414), (2, 9827207), (13, 1511878), (17, 1156142), (26, 755939), (34, 578071), (53, 370838), (106, 185419), (221, 88934), (442, 44467), (689, 28526), (839, 23426), (901, 21814), (1378, 14263), (1678, 11713), (1802, 10907)]