18647208

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 54568800

約数和(自身を除く): 35921592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 43, 57, 72, 76, 86, 114, 129, 152, 171, 172, 228, 258, 317, 342, 344, 387, 456, 516, 634, 684, 774, 817, 951, 1032, 1268, 1368, 1548, 1634, 1902, 2451, 2536, 2853, 3096, 3268, 3804, 4902, 5706, 6023, 6536, 7353, 7608, 9804, 11412, 12046, 13631, 14706, 18069, 19608, 22824, 24092, 27262, 29412, 36138, 40893, 48184, 54207, 54524, 58824, 72276, 81786, 108414, 109048, 122679, 144552, 163572, 216828, 245358, 258989, 327144, 433656, 490716, 517978, 776967, 981432, 1035956, 1553934, 2071912, 2330901, 3107868, 4661802, 6215736, 9323604, 18647208]

約数ペア:

[(1, 18647208), (2, 9323604), (3, 6215736), (4, 4661802), (6, 3107868), (8, 2330901), (9, 2071912), (12, 1553934), (18, 1035956), (19, 981432), (24, 776967), (36, 517978), (38, 490716), (43, 433656), (57, 327144), (72, 258989), (76, 245358), (86, 216828), (114, 163572), (129, 144552), (152, 122679), (171, 109048), (172, 108414), (228, 81786), (258, 72276), (317, 58824), (342, 54524), (344, 54207), (387, 48184), (456, 40893), (516, 36138), (634, 29412), (684, 27262), (774, 24092), (817, 22824), (951, 19608), (1032, 18069), (1268, 14706), (1368, 13631), (1548, 12046), (1634, 11412), (1902, 9804), (2451, 7608), (2536, 7353), (2853, 6536), (3096, 6023), (3268, 5706), (3804, 4902)]