20372079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{74623}}^1$

素因数の和:74646

約数の個数: 16

約数和(自身を含む): 33431552

約数和(自身を除く): 13059473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 74623, 223869, 522361, 970099, 1567083, 2910297, 6790693, 20372079]

約数ペア:

[(1, 20372079), (3, 6790693), (7, 2910297), (13, 1567083), (21, 970099), (39, 522361), (91, 223869), (273, 74623)]