20626308

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 56347200

約数和(自身を除く): 35720892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 58, 69, 87, 92, 116, 138, 174, 207, 261, 276, 348, 414, 522, 667, 828, 859, 1044, 1334, 1718, 2001, 2577, 2668, 3436, 4002, 5154, 6003, 7731, 8004, 10308, 12006, 15462, 19757, 24012, 24911, 30924, 39514, 49822, 59271, 74733, 79028, 99644, 118542, 149466, 177813, 224199, 237084, 298932, 355626, 448398, 572953, 711252, 896796, 1145906, 1718859, 2291812, 3437718, 5156577, 6875436, 10313154, 20626308]

約数ペア:

[(1, 20626308), (2, 10313154), (3, 6875436), (4, 5156577), (6, 3437718), (9, 2291812), (12, 1718859), (18, 1145906), (23, 896796), (29, 711252), (36, 572953), (46, 448398), (58, 355626), (69, 298932), (87, 237084), (92, 224199), (116, 177813), (138, 149466), (174, 118542), (207, 99644), (261, 79028), (276, 74733), (348, 59271), (414, 49822), (522, 39514), (667, 30924), (828, 24911), (859, 24012), (1044, 19757), (1334, 15462), (1718, 12006), (2001, 10308), (2577, 8004), (2668, 7731), (3436, 6003), (4002, 5154)]