20225628

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 53385696

約数和(自身を除く): 33160068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 71, 82, 123, 142, 164, 193, 213, 246, 284, 369, 386, 426, 492, 579, 639, 738, 772, 852, 1158, 1278, 1476, 1737, 2316, 2556, 2911, 3474, 5822, 6948, 7913, 8733, 11644, 13703, 15826, 17466, 23739, 26199, 27406, 31652, 34932, 41109, 47478, 52398, 54812, 71217, 82218, 94956, 104796, 123327, 142434, 164436, 246654, 284868, 493308, 561823, 1123646, 1685469, 2247292, 3370938, 5056407, 6741876, 10112814, 20225628]

約数ペア:

[(1, 20225628), (2, 10112814), (3, 6741876), (4, 5056407), (6, 3370938), (9, 2247292), (12, 1685469), (18, 1123646), (36, 561823), (41, 493308), (71, 284868), (82, 246654), (123, 164436), (142, 142434), (164, 123327), (193, 104796), (213, 94956), (246, 82218), (284, 71217), (369, 54812), (386, 52398), (426, 47478), (492, 41109), (579, 34932), (639, 31652), (738, 27406), (772, 26199), (852, 23739), (1158, 17466), (1278, 15826), (1476, 13703), (1737, 11644), (2316, 8733), (2556, 7913), (2911, 6948), (3474, 5822)]