18041904

素因数分解:

$2^4\times 3^2\times {\mathrm{349}}^1\times {\mathrm{359}}^1$

素因数の和:722

約数の個数: 60

約数和(自身を含む): 50778000

約数和(自身を除く): 32736096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 349, 359, 698, 718, 1047, 1077, 1396, 1436, 2094, 2154, 2792, 2872, 3141, 3231, 4188, 4308, 5584, 5744, 6282, 6462, 8376, 8616, 12564, 12924, 16752, 17232, 25128, 25848, 50256, 51696, 125291, 250582, 375873, 501164, 751746, 1002328, 1127619, 1503492, 2004656, 2255238, 3006984, 4510476, 6013968, 9020952, 18041904]

約数ペア:

[(1, 18041904), (2, 9020952), (3, 6013968), (4, 4510476), (6, 3006984), (8, 2255238), (9, 2004656), (12, 1503492), (16, 1127619), (18, 1002328), (24, 751746), (36, 501164), (48, 375873), (72, 250582), (144, 125291), (349, 51696), (359, 50256), (698, 25848), (718, 25128), (1047, 17232), (1077, 16752), (1396, 12924), (1436, 12564), (2094, 8616), (2154, 8376), (2792, 6462), (2872, 6282), (3141, 5744), (3231, 5584), (4188, 4308)]