18335544

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 47625600

約数和(自身を除く): 29290056

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 109, 129, 163, 172, 218, 258, 326, 327, 344, 436, 489, 516, 652, 654, 872, 978, 1032, 1304, 1308, 1956, 2616, 3912, 4687, 7009, 9374, 14018, 14061, 17767, 18748, 21027, 28036, 28122, 35534, 37496, 42054, 53301, 56072, 56244, 71068, 84108, 106602, 112488, 142136, 168216, 213204, 426408, 763981, 1527962, 2291943, 3055924, 4583886, 6111848, 9167772, 18335544]

約数ペア:

[(1, 18335544), (2, 9167772), (3, 6111848), (4, 4583886), (6, 3055924), (8, 2291943), (12, 1527962), (24, 763981), (43, 426408), (86, 213204), (109, 168216), (129, 142136), (163, 112488), (172, 106602), (218, 84108), (258, 71068), (326, 56244), (327, 56072), (344, 53301), (436, 42054), (489, 37496), (516, 35534), (652, 28122), (654, 28036), (872, 21027), (978, 18748), (1032, 17767), (1304, 14061), (1308, 14018), (1956, 9374), (2616, 7009), (3912, 4687)]