20087376

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 80

約数和(自身を含む): 54371520

約数和(自身を除く): 34284144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 59, 82, 118, 123, 164, 173, 177, 236, 246, 328, 346, 354, 472, 492, 519, 656, 692, 708, 944, 984, 1038, 1384, 1416, 1968, 2076, 2419, 2768, 2832, 4152, 4838, 7093, 7257, 8304, 9676, 10207, 14186, 14514, 19352, 20414, 21279, 28372, 29028, 30621, 38704, 40828, 42558, 56744, 58056, 61242, 81656, 85116, 113488, 116112, 122484, 163312, 170232, 244968, 340464, 418487, 489936, 836974, 1255461, 1673948, 2510922, 3347896, 5021844, 6695792, 10043688, 20087376]

約数ペア:

[(1, 20087376), (2, 10043688), (3, 6695792), (4, 5021844), (6, 3347896), (8, 2510922), (12, 1673948), (16, 1255461), (24, 836974), (41, 489936), (48, 418487), (59, 340464), (82, 244968), (118, 170232), (123, 163312), (164, 122484), (173, 116112), (177, 113488), (236, 85116), (246, 81656), (328, 61242), (346, 58056), (354, 56744), (472, 42558), (492, 40828), (519, 38704), (656, 30621), (692, 29028), (708, 28372), (944, 21279), (984, 20414), (1038, 19352), (1384, 14514), (1416, 14186), (1968, 10207), (2076, 9676), (2419, 8304), (2768, 7257), (2832, 7093), (4152, 4838)]