19792438

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{557}}^1$

素因数の和:831

約数の個数: 16

約数和(自身を含む): 30198960

約数和(自身を除く): 10406522

約数列:

[1, 2, 109, 163, 218, 326, 557, 1114, 17767, 35534, 60713, 90791, 121426, 181582, 9896219, 19792438]

約数ペア:

[(1, 19792438), (2, 9896219), (109, 181582), (163, 121426), (218, 90791), (326, 60713), (557, 35534), (1114, 17767)]