20613831

素因数分解:

$3^1\times 7^1\times {\mathrm{433}}^1\times {\mathrm{2267}}^1$

素因数の和:2710

約数の個数: 16

約数和(自身を含む): 31497984

約数和(自身を除く): 10884153

約数列:

[1, 3, 7, 21, 433, 1299, 2267, 3031, 6801, 9093, 15869, 47607, 981611, 2944833, 6871277, 20613831]

約数ペア:

[(1, 20613831), (3, 6871277), (7, 2944833), (21, 981611), (433, 47607), (1299, 15869), (2267, 9093), (3031, 6801)]