19922186

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{2657}}^1$

素因数の和:2845

約数の個数: 16

約数和(自身を含む): 31385664

約数和(自身を除く): 11463478

約数列:

[1, 2, 23, 46, 163, 326, 2657, 3749, 5314, 7498, 61111, 122222, 433091, 866182, 9961093, 19922186]

約数ペア:

[(1, 19922186), (2, 9961093), (23, 866182), (46, 433091), (163, 122222), (326, 61111), (2657, 7498), (3749, 5314)]