18287556

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:201

約数の個数: 96

約数和(自身を含む): 51330048

約数和(自身を除く): 33042492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 61, 83, 84, 86, 122, 129, 166, 172, 183, 244, 249, 258, 301, 332, 366, 427, 498, 516, 581, 602, 732, 854, 903, 996, 1162, 1204, 1281, 1708, 1743, 1806, 2324, 2562, 2623, 3486, 3569, 3612, 5063, 5124, 5246, 6972, 7138, 7869, 10126, 10492, 10707, 14276, 15189, 15738, 18361, 20252, 21414, 24983, 30378, 31476, 35441, 36722, 42828, 49966, 55083, 60756, 70882, 73444, 74949, 99932, 106323, 110166, 141764, 149898, 212646, 217709, 220332, 299796, 425292, 435418, 653127, 870836, 1306254, 1523963, 2612508, 3047926, 4571889, 6095852, 9143778, 18287556]

約数ペア:

[(1, 18287556), (2, 9143778), (3, 6095852), (4, 4571889), (6, 3047926), (7, 2612508), (12, 1523963), (14, 1306254), (21, 870836), (28, 653127), (42, 435418), (43, 425292), (61, 299796), (83, 220332), (84, 217709), (86, 212646), (122, 149898), (129, 141764), (166, 110166), (172, 106323), (183, 99932), (244, 74949), (249, 73444), (258, 70882), (301, 60756), (332, 55083), (366, 49966), (427, 42828), (498, 36722), (516, 35441), (581, 31476), (602, 30378), (732, 24983), (854, 21414), (903, 20252), (996, 18361), (1162, 15738), (1204, 15189), (1281, 14276), (1708, 10707), (1743, 10492), (1806, 10126), (2324, 7869), (2562, 7138), (2623, 6972), (3486, 5246), (3569, 5124), (3612, 5063)]