17942418

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{419}}^1$

素因数の和:504

約数の個数: 64

約数和(自身を含む): 43747200

約数和(自身を除く): 25804782

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 61, 78, 117, 122, 183, 234, 351, 366, 419, 549, 702, 793, 838, 1098, 1257, 1586, 1647, 2379, 2514, 3294, 3771, 4758, 5447, 7137, 7542, 10894, 11313, 14274, 16341, 21411, 22626, 25559, 32682, 42822, 49023, 51118, 76677, 98046, 147069, 153354, 230031, 294138, 332267, 460062, 664534, 690093, 996801, 1380186, 1993602, 2990403, 5980806, 8971209, 17942418]

約数ペア:

[(1, 17942418), (2, 8971209), (3, 5980806), (6, 2990403), (9, 1993602), (13, 1380186), (18, 996801), (26, 690093), (27, 664534), (39, 460062), (54, 332267), (61, 294138), (78, 230031), (117, 153354), (122, 147069), (183, 98046), (234, 76677), (351, 51118), (366, 49023), (419, 42822), (549, 32682), (702, 25559), (793, 22626), (838, 21411), (1098, 16341), (1257, 14274), (1586, 11313), (1647, 10894), (2379, 7542), (2514, 7137), (3294, 5447), (3771, 4758)]