20501856

素因数分解:

$2^5\times 3^3\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 60933600

約数和(自身を除く): 40431744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 72, 96, 108, 122, 144, 183, 216, 244, 288, 366, 389, 432, 488, 549, 732, 778, 864, 976, 1098, 1167, 1464, 1556, 1647, 1952, 2196, 2334, 2928, 3112, 3294, 3501, 4392, 4668, 5856, 6224, 6588, 7002, 8784, 9336, 10503, 12448, 13176, 14004, 17568, 18672, 21006, 23729, 26352, 28008, 37344, 42012, 47458, 52704, 56016, 71187, 84024, 94916, 112032, 142374, 168048, 189832, 213561, 284748, 336096, 379664, 427122, 569496, 640683, 759328, 854244, 1138992, 1281366, 1708488, 2277984, 2562732, 3416976, 5125464, 6833952, 10250928, 20501856]

約数ペア:

[(1, 20501856), (2, 10250928), (3, 6833952), (4, 5125464), (6, 3416976), (8, 2562732), (9, 2277984), (12, 1708488), (16, 1281366), (18, 1138992), (24, 854244), (27, 759328), (32, 640683), (36, 569496), (48, 427122), (54, 379664), (61, 336096), (72, 284748), (96, 213561), (108, 189832), (122, 168048), (144, 142374), (183, 112032), (216, 94916), (244, 84024), (288, 71187), (366, 56016), (389, 52704), (432, 47458), (488, 42012), (549, 37344), (732, 28008), (778, 26352), (864, 23729), (976, 21006), (1098, 18672), (1167, 17568), (1464, 14004), (1556, 13176), (1647, 12448), (1952, 10503), (2196, 9336), (2334, 8784), (2928, 7002), (3112, 6588), (3294, 6224), (3501, 5856), (4392, 4668)]