20268846

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2258

約数の個数: 48

約数和(自身を含む): 48795120

約数和(自身を除く): 28526274

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2221, 3042, 4442, 4563, 6663, 9126, 13326, 19989, 28873, 39978, 57746, 59967, 86619, 119934, 173238, 259857, 375349, 519714, 750698, 779571, 1126047, 1559142, 2252094, 3378141, 6756282, 10134423, 20268846]

約数ペア:

[(1, 20268846), (2, 10134423), (3, 6756282), (6, 3378141), (9, 2252094), (13, 1559142), (18, 1126047), (26, 779571), (27, 750698), (39, 519714), (54, 375349), (78, 259857), (117, 173238), (169, 119934), (234, 86619), (338, 59967), (351, 57746), (507, 39978), (702, 28873), (1014, 19989), (1521, 13326), (2221, 9126), (3042, 6663), (4442, 4563)]