20442344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{196561}}^1$

素因数の和:196580

約数の個数: 16

約数和(自身を含む): 41278020

約数和(自身を除く): 20835676

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 196561, 393122, 786244, 1572488, 2555293, 5110586, 10221172, 20442344]

約数ペア:

[(1, 20442344), (2, 10221172), (4, 5110586), (8, 2555293), (13, 1572488), (26, 786244), (52, 393122), (104, 196561)]