15880048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{52237}}^1$

素因数の和:52264

約数の個数: 20

約数和(自身を含む): 32387560

約数和(自身を除く): 16507512

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 52237, 104474, 208948, 417896, 835792, 992503, 1985006, 3970012, 7940024, 15880048]

約数ペア:

[(1, 15880048), (2, 7940024), (4, 3970012), (8, 1985006), (16, 992503), (19, 835792), (38, 417896), (76, 208948), (152, 104474), (304, 52237)]