38920145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{7951}}^1$

素因数の和:8056

約数の個数: 16

約数和(自身を含む): 51528960

約数和(自身を除く): 12608815

約数列:

[1, 5, 11, 55, 89, 445, 979, 4895, 7951, 39755, 87461, 437305, 707639, 3538195, 7784029, 38920145]

約数ペア:

[(1, 38920145), (5, 7784029), (11, 3538195), (55, 707639), (89, 437305), (445, 87461), (979, 39755), (4895, 7951)]