20199822015

素因数分解:

$3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{2081383}}^1$

素因数の和:2082038

約数の個数: 16

約数和(自身を含む): 32369683968

約数和(自身を除く): 12169861953

約数列:

[1, 3, 5, 15, 647, 1941, 3235, 9705, 2081383, 6244149, 10406915, 31220745, 1346654801, 4039964403, 6733274005, 20199822015]

約数ペア:

[(1, 20199822015), (3, 6733274005), (5, 4039964403), (15, 1346654801), (647, 31220745), (1941, 10406915), (3235, 6244149), (9705, 2081383)]