16394540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 35707392

約数和(自身を除く): 19312852

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 107, 163, 188, 214, 235, 326, 428, 470, 535, 652, 815, 940, 1070, 1630, 2140, 3260, 5029, 7661, 10058, 15322, 17441, 20116, 25145, 30644, 34882, 38305, 50290, 69764, 76610, 87205, 100580, 153220, 174410, 348820, 819727, 1639454, 3278908, 4098635, 8197270, 16394540]

約数ペア:

[(1, 16394540), (2, 8197270), (4, 4098635), (5, 3278908), (10, 1639454), (20, 819727), (47, 348820), (94, 174410), (107, 153220), (163, 100580), (188, 87205), (214, 76610), (235, 69764), (326, 50290), (428, 38305), (470, 34882), (535, 30644), (652, 25145), (815, 20116), (940, 17441), (1070, 15322), (1630, 10058), (2140, 7661), (3260, 5029)]