17779426

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1$

素因数の和:370

約数の個数: 32

約数和(自身を含む): 31426560

約数和(自身を除く): 13647134

約数列:

[1, 2, 7, 14, 61, 109, 122, 191, 218, 382, 427, 763, 854, 1337, 1526, 2674, 6649, 11651, 13298, 20819, 23302, 41638, 46543, 81557, 93086, 145733, 163114, 291466, 1269959, 2539918, 8889713, 17779426]

約数ペア:

[(1, 17779426), (2, 8889713), (7, 2539918), (14, 1269959), (61, 291466), (109, 163114), (122, 145733), (191, 93086), (218, 81557), (382, 46543), (427, 41638), (763, 23302), (854, 20819), (1337, 13298), (1526, 11651), (2674, 6649)]