18505326

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 64

約数和(自身を含む): 44568576

約数和(自身を除く): 26063250

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 61, 62, 93, 122, 183, 186, 217, 233, 366, 427, 434, 466, 651, 699, 854, 1281, 1302, 1398, 1631, 1891, 2562, 3262, 3782, 4893, 5673, 7223, 9786, 11346, 13237, 14213, 14446, 21669, 26474, 28426, 39711, 42639, 43338, 50561, 79422, 85278, 99491, 101122, 151683, 198982, 298473, 303366, 440603, 596946, 881206, 1321809, 2643618, 3084221, 6168442, 9252663, 18505326]

約数ペア:

[(1, 18505326), (2, 9252663), (3, 6168442), (6, 3084221), (7, 2643618), (14, 1321809), (21, 881206), (31, 596946), (42, 440603), (61, 303366), (62, 298473), (93, 198982), (122, 151683), (183, 101122), (186, 99491), (217, 85278), (233, 79422), (366, 50561), (427, 43338), (434, 42639), (466, 39711), (651, 28426), (699, 26474), (854, 21669), (1281, 14446), (1302, 14213), (1398, 13237), (1631, 11346), (1891, 9786), (2562, 7223), (3262, 5673), (3782, 4893)]