19771085

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{1427}}^1$

素因数の和:1612

約数の個数: 16

約数和(自身を含む): 25292736

約数和(自身を除く): 5521651

約数列:

[1, 5, 17, 85, 163, 815, 1427, 2771, 7135, 13855, 24259, 121295, 232601, 1163005, 3954217, 19771085]

約数ペア:

[(1, 19771085), (5, 3954217), (17, 1163005), (85, 232601), (163, 121295), (815, 24259), (1427, 13855), (2771, 7135)]