18247716

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 48432384

約数和(自身を除く): 30184668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 83, 93, 124, 166, 186, 197, 249, 279, 332, 372, 394, 498, 558, 591, 747, 788, 996, 1116, 1182, 1494, 1773, 2364, 2573, 2988, 3546, 5146, 6107, 7092, 7719, 10292, 12214, 15438, 16351, 18321, 23157, 24428, 30876, 32702, 36642, 46314, 49053, 54963, 65404, 73284, 92628, 98106, 109926, 147159, 196212, 219852, 294318, 506881, 588636, 1013762, 1520643, 2027524, 3041286, 4561929, 6082572, 9123858, 18247716]

約数ペア:

[(1, 18247716), (2, 9123858), (3, 6082572), (4, 4561929), (6, 3041286), (9, 2027524), (12, 1520643), (18, 1013762), (31, 588636), (36, 506881), (62, 294318), (83, 219852), (93, 196212), (124, 147159), (166, 109926), (186, 98106), (197, 92628), (249, 73284), (279, 65404), (332, 54963), (372, 49053), (394, 46314), (498, 36642), (558, 32702), (591, 30876), (747, 24428), (788, 23157), (996, 18321), (1116, 16351), (1182, 15438), (1494, 12214), (1773, 10292), (2364, 7719), (2573, 7092), (2988, 6107), (3546, 5146)]