15665939888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{51532697}}^1$

素因数の和:51532724

約数の個数: 20

約数和(自身を含む): 31950272760

約数和(自身を除く): 16284332872

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 51532697, 103065394, 206130788, 412261576, 824523152, 979121243, 1958242486, 3916484972, 7832969944, 15665939888]

約数ペア:

[(1, 15665939888), (2, 7832969944), (4, 3916484972), (8, 1958242486), (16, 979121243), (19, 824523152), (38, 412261576), (76, 206130788), (152, 103065394), (304, 51532697)]