18884748

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1374

約数の個数: 48

約数和(自身を含む): 46884096

約数和(自身を除く): 27999348

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 53, 69, 92, 106, 138, 159, 212, 276, 318, 636, 1219, 1291, 2438, 2582, 3657, 3873, 4876, 5164, 7314, 7746, 14628, 15492, 29693, 59386, 68423, 89079, 118772, 136846, 178158, 205269, 273692, 356316, 410538, 821076, 1573729, 3147458, 4721187, 6294916, 9442374, 18884748]

約数ペア:

[(1, 18884748), (2, 9442374), (3, 6294916), (4, 4721187), (6, 3147458), (12, 1573729), (23, 821076), (46, 410538), (53, 356316), (69, 273692), (92, 205269), (106, 178158), (138, 136846), (159, 118772), (212, 89079), (276, 68423), (318, 59386), (636, 29693), (1219, 15492), (1291, 14628), (2438, 7746), (2582, 7314), (3657, 5164), (3873, 4876)]