20514252

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 36095028

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 23, 29, 33, 44, 46, 58, 66, 69, 87, 92, 116, 132, 138, 174, 233, 253, 276, 319, 348, 466, 506, 638, 667, 699, 759, 932, 957, 1012, 1276, 1334, 1398, 1518, 1914, 2001, 2563, 2668, 2796, 3036, 3828, 4002, 5126, 5359, 6757, 7337, 7689, 8004, 10252, 10718, 13514, 14674, 15378, 16077, 20271, 21436, 22011, 27028, 29348, 30756, 32154, 40542, 44022, 58949, 64308, 74327, 81084, 88044, 117898, 148654, 155411, 176847, 222981, 235796, 297308, 310822, 353694, 445962, 466233, 621644, 707388, 891924, 932466, 1709521, 1864932, 3419042, 5128563, 6838084, 10257126, 20514252]

約数ペア:

[(1, 20514252), (2, 10257126), (3, 6838084), (4, 5128563), (6, 3419042), (11, 1864932), (12, 1709521), (22, 932466), (23, 891924), (29, 707388), (33, 621644), (44, 466233), (46, 445962), (58, 353694), (66, 310822), (69, 297308), (87, 235796), (92, 222981), (116, 176847), (132, 155411), (138, 148654), (174, 117898), (233, 88044), (253, 81084), (276, 74327), (319, 64308), (348, 58949), (466, 44022), (506, 40542), (638, 32154), (667, 30756), (699, 29348), (759, 27028), (932, 22011), (957, 21436), (1012, 20271), (1276, 16077), (1334, 15378), (1398, 14674), (1518, 13514), (1914, 10718), (2001, 10252), (2563, 8004), (2668, 7689), (2796, 7337), (3036, 6757), (3828, 5359), (4002, 5126)]