19945110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4783}}^1$

素因数の和:4932

約数の個数: 32

約数和(自身を含む): 48222720

約数和(自身を除く): 28277610

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 695, 834, 1390, 2085, 4170, 4783, 9566, 14349, 23915, 28698, 47830, 71745, 143490, 664837, 1329674, 1994511, 3324185, 3989022, 6648370, 9972555, 19945110]

約数ペア:

[(1, 19945110), (2, 9972555), (3, 6648370), (5, 3989022), (6, 3324185), (10, 1994511), (15, 1329674), (30, 664837), (139, 143490), (278, 71745), (417, 47830), (695, 28698), (834, 23915), (1390, 14349), (2085, 9566), (4170, 4783)]