20663357

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{631}}^1$

素因数の和:884

約数の個数: 16

約数和(自身を含む): 24420480

約数和(自身を除く): 3757123

約数列:

[1, 11, 13, 143, 229, 631, 2519, 2977, 6941, 8203, 32747, 90233, 144499, 1589489, 1878487, 20663357]

約数ペア:

[(1, 20663357), (11, 1878487), (13, 1589489), (143, 144499), (229, 90233), (631, 32747), (2519, 8203), (2977, 6941)]