16881310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3863}}^1$

素因数の和:3912

約数の個数: 32

約数和(自身を含む): 33384960

約数和(自身を除く): 16503650

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 3863, 4370, 7726, 19315, 38630, 73397, 88849, 146794, 177698, 366985, 444245, 733970, 888490, 1688131, 3376262, 8440655, 16881310]

約数ペア:

[(1, 16881310), (2, 8440655), (5, 3376262), (10, 1688131), (19, 888490), (23, 733970), (38, 444245), (46, 366985), (95, 177698), (115, 146794), (190, 88849), (230, 73397), (437, 38630), (874, 19315), (2185, 7726), (3863, 4370)]