20115662966

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^2\times {\mathrm{5309}}^1$

素因数の和:5430

約数の個数: 72

約数和(自身を含む): 37548029520

約数和(自身を除く): 17432366554

約数列:

[1, 2, 7, 14, 23, 41, 46, 49, 82, 98, 161, 287, 322, 574, 943, 1127, 1681, 1886, 2009, 2254, 3362, 4018, 5309, 6601, 10618, 11767, 13202, 23534, 37163, 38663, 46207, 74326, 77326, 82369, 92414, 122107, 164738, 217669, 244214, 260141, 270641, 435338, 520282, 541282, 854749, 1523683, 1709498, 1894487, 3047366, 3788974, 5006387, 5983243, 8924429, 10012774, 10665781, 11966486, 17848858, 21331562, 35044709, 62471003, 70089418, 124942006, 205261867, 245312963, 410523734, 437297021, 490625926, 874594042, 1436833069, 2873666138, 10057831483, 20115662966]

約数ペア:

[(1, 20115662966), (2, 10057831483), (7, 2873666138), (14, 1436833069), (23, 874594042), (41, 490625926), (46, 437297021), (49, 410523734), (82, 245312963), (98, 205261867), (161, 124942006), (287, 70089418), (322, 62471003), (574, 35044709), (943, 21331562), (1127, 17848858), (1681, 11966486), (1886, 10665781), (2009, 10012774), (2254, 8924429), (3362, 5983243), (4018, 5006387), (5309, 3788974), (6601, 3047366), (10618, 1894487), (11767, 1709498), (13202, 1523683), (23534, 854749), (37163, 541282), (38663, 520282), (46207, 435338), (74326, 270641), (77326, 260141), (82369, 244214), (92414, 217669), (122107, 164738)]