18375723

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:419

約数の個数: 24

約数和(自身を含む): 27237600

約数和(自身を除く): 8861877

約数列:

[1, 3, 9, 71, 149, 193, 213, 447, 579, 639, 1341, 1737, 10579, 13703, 28757, 31737, 41109, 86271, 95211, 123327, 258813, 2041747, 6125241, 18375723]

約数ペア:

[(1, 18375723), (3, 6125241), (9, 2041747), (71, 258813), (149, 123327), (193, 95211), (213, 86271), (447, 41109), (579, 31737), (639, 28757), (1341, 13703), (1737, 10579)]