20106265986

素因数分解:

$2^1\times 3^4\times {\mathrm{257}}^1\times {\mathrm{331}}^1\times {\mathrm{1459}}^1$

素因数の和:2061

約数の個数: 80

約数和(自身を含む): 45395966880

約数和(自身を除く): 25289700894

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 257, 331, 514, 662, 771, 993, 1459, 1542, 1986, 2313, 2918, 2979, 4377, 4626, 5958, 6939, 8754, 8937, 13131, 13878, 17874, 20817, 26262, 26811, 39393, 41634, 53622, 78786, 85067, 118179, 170134, 236358, 255201, 374963, 482929, 510402, 749926, 765603, 965858, 1124889, 1448787, 1531206, 2249778, 2296809, 2897574, 3374667, 4346361, 4593618, 6749334, 6890427, 8692722, 10124001, 13039083, 13780854, 20248002, 26078166, 30372003, 39117249, 60744006, 78234498, 124112753, 248225506, 372338259, 744676518, 1117014777, 2234029554, 3351044331, 6702088662, 10053132993, 20106265986]

約数ペア:

[(1, 20106265986), (2, 10053132993), (3, 6702088662), (6, 3351044331), (9, 2234029554), (18, 1117014777), (27, 744676518), (54, 372338259), (81, 248225506), (162, 124112753), (257, 78234498), (331, 60744006), (514, 39117249), (662, 30372003), (771, 26078166), (993, 20248002), (1459, 13780854), (1542, 13039083), (1986, 10124001), (2313, 8692722), (2918, 6890427), (2979, 6749334), (4377, 4593618), (4626, 4346361), (5958, 3374667), (6939, 2897574), (8754, 2296809), (8937, 2249778), (13131, 1531206), (13878, 1448787), (17874, 1124889), (20817, 965858), (26262, 765603), (26811, 749926), (39393, 510402), (41634, 482929), (53622, 374963), (78786, 255201), (85067, 236358), (118179, 170134)]