18398422

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{241}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 34760880

約数和(自身を除く): 16362458

約数列:

[1, 2, 7, 14, 19, 38, 41, 49, 82, 98, 133, 241, 266, 287, 482, 574, 779, 931, 1558, 1687, 1862, 2009, 3374, 4018, 4579, 5453, 9158, 9881, 10906, 11809, 19762, 23618, 32053, 38171, 64106, 69167, 76342, 138334, 187739, 224371, 375478, 448742, 484169, 968338, 1314173, 2628346, 9199211, 18398422]

約数ペア:

[(1, 18398422), (2, 9199211), (7, 2628346), (14, 1314173), (19, 968338), (38, 484169), (41, 448742), (49, 375478), (82, 224371), (98, 187739), (133, 138334), (241, 76342), (266, 69167), (287, 64106), (482, 38171), (574, 32053), (779, 23618), (931, 19762), (1558, 11809), (1687, 10906), (1862, 9881), (2009, 9158), (3374, 5453), (4018, 4579)]