18054218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 36771840

約数和(自身を除く): 18717622

約数列:

[1, 2, 7, 13, 14, 19, 23, 26, 38, 46, 91, 133, 161, 182, 227, 247, 266, 299, 322, 437, 454, 494, 598, 874, 1589, 1729, 2093, 2951, 3059, 3178, 3458, 4186, 4313, 5221, 5681, 5902, 6118, 8626, 10442, 11362, 20657, 30191, 36547, 39767, 41314, 56069, 60382, 67873, 73094, 79534, 99199, 112138, 135746, 198398, 392483, 475111, 694393, 784966, 950222, 1289587, 1388786, 2579174, 9027109, 18054218]

約数ペア:

[(1, 18054218), (2, 9027109), (7, 2579174), (13, 1388786), (14, 1289587), (19, 950222), (23, 784966), (26, 694393), (38, 475111), (46, 392483), (91, 198398), (133, 135746), (161, 112138), (182, 99199), (227, 79534), (247, 73094), (266, 67873), (299, 60382), (322, 56069), (437, 41314), (454, 39767), (494, 36547), (598, 30191), (874, 20657), (1589, 11362), (1729, 10442), (2093, 8626), (2951, 6118), (3059, 5902), (3178, 5681), (3458, 5221), (4186, 4313)]