18489562

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:683

約数の個数: 48

約数和(自身を含む): 36312192

約数和(自身を除く): 17822630

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 631, 637, 1127, 1262, 1274, 2093, 2254, 4186, 4417, 8203, 8834, 14513, 14651, 16406, 29026, 29302, 30919, 57421, 61838, 101591, 114842, 188669, 203182, 377338, 401947, 711137, 803894, 1320683, 1422274, 2641366, 9244781, 18489562]

約数ペア:

[(1, 18489562), (2, 9244781), (7, 2641366), (13, 1422274), (14, 1320683), (23, 803894), (26, 711137), (46, 401947), (49, 377338), (91, 203182), (98, 188669), (161, 114842), (182, 101591), (299, 61838), (322, 57421), (598, 30919), (631, 29302), (637, 29026), (1127, 16406), (1262, 14651), (1274, 14513), (2093, 8834), (2254, 8203), (4186, 4417)]