20651436

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4903}}^1$

素因数の和:4932

約数の個数: 60

約数和(自身を含む): 58151632

約数和(自身を除く): 37500196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4903, 9806, 14709, 19612, 29418, 44127, 58836, 63739, 88254, 127478, 132381, 176508, 191217, 254956, 264762, 382434, 397143, 529524, 573651, 764868, 794286, 1147302, 1588572, 1720953, 2294604, 3441906, 5162859, 6883812, 10325718, 20651436]

約数ペア:

[(1, 20651436), (2, 10325718), (3, 6883812), (4, 5162859), (6, 3441906), (9, 2294604), (12, 1720953), (13, 1588572), (18, 1147302), (26, 794286), (27, 764868), (36, 573651), (39, 529524), (52, 397143), (54, 382434), (78, 264762), (81, 254956), (108, 191217), (117, 176508), (156, 132381), (162, 127478), (234, 88254), (324, 63739), (351, 58836), (468, 44127), (702, 29418), (1053, 19612), (1404, 14709), (2106, 9806), (4212, 4903)]