18269498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 31159296

約数和(自身を除く): 12889798

約数列:

[1, 2, 13, 23, 26, 46, 137, 223, 274, 299, 446, 598, 1781, 2899, 3151, 3562, 5129, 5798, 6302, 10258, 30551, 40963, 61102, 66677, 81926, 133354, 397163, 702673, 794326, 1405346, 9134749, 18269498]

約数ペア:

[(1, 18269498), (2, 9134749), (13, 1405346), (23, 794326), (26, 702673), (46, 397163), (137, 133354), (223, 81926), (274, 66677), (299, 61102), (446, 40963), (598, 30551), (1781, 10258), (2899, 6302), (3151, 5798), (3562, 5129)]