20007806

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2339}}^1$

素因数の和:2408

約数の個数: 32

約数和(自身を含む): 37739520

約数和(自身を除く): 17731714

約数列:

[1, 2, 7, 13, 14, 26, 47, 91, 94, 182, 329, 611, 658, 1222, 2339, 4277, 4678, 8554, 16373, 30407, 32746, 60814, 109933, 212849, 219866, 425698, 769531, 1429129, 1539062, 2858258, 10003903, 20007806]

約数ペア:

[(1, 20007806), (2, 10003903), (7, 2858258), (13, 1539062), (14, 1429129), (26, 769531), (47, 425698), (91, 219866), (94, 212849), (182, 109933), (329, 60814), (611, 32746), (658, 30407), (1222, 16373), (2339, 8554), (4277, 4678)]