18158556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 46707584

約数和(自身を除く): 28549028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 43, 52, 78, 86, 129, 156, 172, 258, 516, 559, 1118, 1677, 2236, 2707, 3354, 5414, 6708, 8121, 10828, 16242, 32484, 35191, 70382, 105573, 116401, 140764, 211146, 232802, 349203, 422292, 465604, 698406, 1396812, 1513213, 3026426, 4539639, 6052852, 9079278, 18158556]

約数ペア:

[(1, 18158556), (2, 9079278), (3, 6052852), (4, 4539639), (6, 3026426), (12, 1513213), (13, 1396812), (26, 698406), (39, 465604), (43, 422292), (52, 349203), (78, 232802), (86, 211146), (129, 140764), (156, 116401), (172, 105573), (258, 70382), (516, 35191), (559, 32484), (1118, 16242), (1677, 10828), (2236, 8121), (2707, 6708), (3354, 5414)]