30980792

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{203821}}^1$

素因数の和:203846

約数の個数: 16

約数和(自身を含む): 61146600

約数和(自身を除く): 30165808

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 203821, 407642, 815284, 1630568, 3872599, 7745198, 15490396, 30980792]

約数ペア:

[(1, 30980792), (2, 15490396), (4, 7745198), (8, 3872599), (19, 1630568), (38, 815284), (76, 407642), (152, 203821)]