18946382

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5479}}^1$

素因数の和:5520

約数の個数: 32

約数和(自身を含む): 36825600

約数和(自身を除く): 17879218

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5479, 10958, 38353, 71227, 76706, 104101, 142454, 208202, 498589, 728707, 997178, 1353313, 1457414, 2706626, 9473191, 18946382]

約数ペア:

[(1, 18946382), (2, 9473191), (7, 2706626), (13, 1457414), (14, 1353313), (19, 997178), (26, 728707), (38, 498589), (91, 208202), (133, 142454), (182, 104101), (247, 76706), (266, 71227), (494, 38353), (1729, 10958), (3458, 5479)]