18996366

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:177

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 22807410

約数列:

[1, 2, 3, 6, 31, 41, 47, 53, 62, 82, 93, 94, 106, 123, 141, 159, 186, 246, 282, 318, 1271, 1457, 1643, 1927, 2173, 2491, 2542, 2914, 3286, 3813, 3854, 4346, 4371, 4929, 4982, 5781, 6519, 7473, 7626, 8742, 9858, 11562, 13038, 14946, 59737, 67363, 77221, 102131, 119474, 134726, 154442, 179211, 202089, 204262, 231663, 306393, 358422, 404178, 463326, 612786, 3166061, 6332122, 9498183, 18996366]

約数ペア:

[(1, 18996366), (2, 9498183), (3, 6332122), (6, 3166061), (31, 612786), (41, 463326), (47, 404178), (53, 358422), (62, 306393), (82, 231663), (93, 204262), (94, 202089), (106, 179211), (123, 154442), (141, 134726), (159, 119474), (186, 102131), (246, 77221), (282, 67363), (318, 59737), (1271, 14946), (1457, 13038), (1643, 11562), (1927, 9858), (2173, 8742), (2491, 7626), (2542, 7473), (2914, 6519), (3286, 5781), (3813, 4982), (3854, 4929), (4346, 4371)]