20104461

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 33825792

約数和(自身を除く): 13721331

約数列:

[1, 3, 9, 13, 23, 31, 39, 69, 93, 117, 207, 241, 279, 299, 403, 713, 723, 897, 1209, 2139, 2169, 2691, 3133, 3627, 5543, 6417, 7471, 9269, 9399, 16629, 22413, 27807, 28197, 49887, 67239, 72059, 83421, 97123, 171833, 216177, 291369, 515499, 648531, 874107, 1546497, 2233829, 6701487, 20104461]

約数ペア:

[(1, 20104461), (3, 6701487), (9, 2233829), (13, 1546497), (23, 874107), (31, 648531), (39, 515499), (69, 291369), (93, 216177), (117, 171833), (207, 97123), (241, 83421), (279, 72059), (299, 67239), (403, 49887), (713, 28197), (723, 27807), (897, 22413), (1209, 16629), (2139, 9399), (2169, 9269), (2691, 7471), (3133, 6417), (3627, 5543)]