20802074816

素因数分解:

$2^6\times {\mathrm{281}}^1\times {\mathrm{1156699}}^1$

素因数の和:1156992

約数の個数: 28

約数和(自身を含む): 41426053800

約数和(自身を除く): 20623978984

約数列:

[1, 2, 4, 8, 16, 32, 64, 281, 562, 1124, 2248, 4496, 8992, 17984, 1156699, 2313398, 4626796, 9253592, 18507184, 37014368, 74028736, 325032419, 650064838, 1300129676, 2600259352, 5200518704, 10401037408, 20802074816]

約数ペア:

[(1, 20802074816), (2, 10401037408), (4, 5200518704), (8, 2600259352), (16, 1300129676), (32, 650064838), (64, 325032419), (281, 74028736), (562, 37014368), (1124, 18507184), (2248, 9253592), (4496, 4626796), (8992, 2313398), (17984, 1156699)]