18912960018

素因数分解:

$2^1\times 3^2\times {\mathrm{277}}^1\times {\mathrm{1249}}^1\times {\mathrm{3037}}^1$

素因数の和:4571

約数の個数: 48

約数和(自身を含む): 41172495000

約数和(自身を除く): 22259534982

約数列:

[1, 2, 3, 6, 9, 18, 277, 554, 831, 1249, 1662, 2493, 2498, 3037, 3747, 4986, 6074, 7494, 9111, 11241, 18222, 22482, 27333, 54666, 345973, 691946, 841249, 1037919, 1682498, 2075838, 2523747, 3113757, 3793213, 5047494, 6227514, 7571241, 7586426, 11379639, 15142482, 22759278, 34138917, 68277834, 1050720001, 2101440002, 3152160003, 6304320006, 9456480009, 18912960018]

約数ペア:

[(1, 18912960018), (2, 9456480009), (3, 6304320006), (6, 3152160003), (9, 2101440002), (18, 1050720001), (277, 68277834), (554, 34138917), (831, 22759278), (1249, 15142482), (1662, 11379639), (2493, 7586426), (2498, 7571241), (3037, 6227514), (3747, 5047494), (4986, 3793213), (6074, 3113757), (7494, 2523747), (9111, 2075838), (11241, 1682498), (18222, 1037919), (22482, 841249), (27333, 691946), (54666, 345973)]