19975638

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{144751}}^1$

素因数の和:144779

約数の個数: 16

約数和(自身を含む): 41688576

約数和(自身を除く): 21712938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 144751, 289502, 434253, 868506, 3329273, 6658546, 9987819, 19975638]

約数ペア:

[(1, 19975638), (2, 9987819), (3, 6658546), (6, 3329273), (23, 868506), (46, 434253), (69, 289502), (138, 144751)]