20628972

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2099}}^1$

素因数の和:2132

約数の個数: 96

約数和(自身を含む): 65856000

約数和(自身を除く): 45227028

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 84, 91, 108, 117, 126, 156, 182, 189, 234, 252, 273, 351, 364, 378, 468, 546, 702, 756, 819, 1092, 1404, 1638, 2099, 2457, 3276, 4198, 4914, 6297, 8396, 9828, 12594, 14693, 18891, 25188, 27287, 29386, 37782, 44079, 54574, 56673, 58772, 75564, 81861, 88158, 109148, 113346, 132237, 163722, 176316, 191009, 226692, 245583, 264474, 327444, 382018, 396711, 491166, 528948, 573027, 736749, 764036, 793422, 982332, 1146054, 1473498, 1586844, 1719081, 2292108, 2946996, 3438162, 5157243, 6876324, 10314486, 20628972]

約数ペア:

[(1, 20628972), (2, 10314486), (3, 6876324), (4, 5157243), (6, 3438162), (7, 2946996), (9, 2292108), (12, 1719081), (13, 1586844), (14, 1473498), (18, 1146054), (21, 982332), (26, 793422), (27, 764036), (28, 736749), (36, 573027), (39, 528948), (42, 491166), (52, 396711), (54, 382018), (63, 327444), (78, 264474), (84, 245583), (91, 226692), (108, 191009), (117, 176316), (126, 163722), (156, 132237), (182, 113346), (189, 109148), (234, 88158), (252, 81861), (273, 75564), (351, 58772), (364, 56673), (378, 54574), (468, 44079), (546, 37782), (702, 29386), (756, 27287), (819, 25188), (1092, 18891), (1404, 14693), (1638, 12594), (2099, 9828), (2457, 8396), (3276, 6297), (4198, 4914)]