15215792

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{30677}}^1$

素因数の和:30716

約数の個数: 20

約数和(自身を含む): 30432576

約数和(自身を除く): 15216784

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 30677, 61354, 122708, 245416, 490832, 950987, 1901974, 3803948, 7607896, 15215792]

約数ペア:

[(1, 15215792), (2, 7607896), (4, 3803948), (8, 1901974), (16, 950987), (31, 490832), (62, 245416), (124, 122708), (248, 61354), (496, 30677)]