18379404

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{383}}^1$

素因数の和:467

約数の個数: 72

約数和(自身を含む): 49201152

約数和(自身を除く): 30821748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 172, 186, 258, 279, 372, 383, 387, 516, 558, 766, 774, 1116, 1149, 1333, 1532, 1548, 2298, 2666, 3447, 3999, 4596, 5332, 6894, 7998, 11873, 11997, 13788, 15996, 16469, 23746, 23994, 32938, 35619, 47492, 47988, 49407, 65876, 71238, 98814, 106857, 142476, 148221, 197628, 213714, 296442, 427428, 510539, 592884, 1021078, 1531617, 2042156, 3063234, 4594851, 6126468, 9189702, 18379404]

約数ペア:

[(1, 18379404), (2, 9189702), (3, 6126468), (4, 4594851), (6, 3063234), (9, 2042156), (12, 1531617), (18, 1021078), (31, 592884), (36, 510539), (43, 427428), (62, 296442), (86, 213714), (93, 197628), (124, 148221), (129, 142476), (172, 106857), (186, 98814), (258, 71238), (279, 65876), (372, 49407), (383, 47988), (387, 47492), (516, 35619), (558, 32938), (766, 23994), (774, 23746), (1116, 16469), (1149, 15996), (1333, 13788), (1532, 11997), (1548, 11873), (2298, 7998), (2666, 6894), (3447, 5332), (3999, 4596)]