18664061

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 21954744

約数和(自身を除く): 3290683

約数列:

[1, 13, 19, 41, 97, 247, 361, 533, 779, 1261, 1843, 3977, 4693, 10127, 14801, 23959, 35017, 51701, 75563, 192413, 455221, 982319, 1435697, 18664061]

約数ペア:

[(1, 18664061), (13, 1435697), (19, 982319), (41, 455221), (97, 192413), (247, 75563), (361, 51701), (533, 35017), (779, 23959), (1261, 14801), (1843, 10127), (3977, 4693)]