18495816

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{863}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 31270584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 47, 57, 76, 94, 114, 141, 152, 188, 228, 282, 376, 456, 564, 863, 893, 1128, 1726, 1786, 2589, 2679, 3452, 3572, 5178, 5358, 6904, 7144, 10356, 10716, 16397, 20712, 21432, 32794, 40561, 49191, 65588, 81122, 98382, 121683, 131176, 162244, 196764, 243366, 324488, 393528, 486732, 770659, 973464, 1541318, 2311977, 3082636, 4623954, 6165272, 9247908, 18495816]

約数ペア:

[(1, 18495816), (2, 9247908), (3, 6165272), (4, 4623954), (6, 3082636), (8, 2311977), (12, 1541318), (19, 973464), (24, 770659), (38, 486732), (47, 393528), (57, 324488), (76, 243366), (94, 196764), (114, 162244), (141, 131176), (152, 121683), (188, 98382), (228, 81122), (282, 65588), (376, 49191), (456, 40561), (564, 32794), (863, 21432), (893, 20712), (1128, 16397), (1726, 10716), (1786, 10356), (2589, 7144), (2679, 6904), (3452, 5358), (3572, 5178)]