20145361528

素因数分解:

$2^3\times {\mathrm{631}}^1\times {\mathrm{3990761}}^1$

素因数の和:3991398

約数の個数: 16

約数和(自身を含む): 37832423760

約数和(自身を除く): 17687062232

約数列:

[1, 2, 4, 8, 631, 1262, 2524, 5048, 3990761, 7981522, 15963044, 31926088, 2518170191, 5036340382, 10072680764, 20145361528]

約数ペア:

[(1, 20145361528), (2, 10072680764), (4, 5036340382), (8, 2518170191), (631, 31926088), (1262, 15963044), (2524, 7981522), (5048, 3990761)]