18340704

素因数分解:

$2^5\times 3^2\times {\mathrm{43}}^1\times {\mathrm{1481}}^1$

素因数の和:1540

約数の個数: 72

約数和(自身を含む): 53405352

約数和(自身を除く): 35064648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 72, 86, 96, 129, 144, 172, 258, 288, 344, 387, 516, 688, 774, 1032, 1376, 1481, 1548, 2064, 2962, 3096, 4128, 4443, 5924, 6192, 8886, 11848, 12384, 13329, 17772, 23696, 26658, 35544, 47392, 53316, 63683, 71088, 106632, 127366, 142176, 191049, 213264, 254732, 382098, 426528, 509464, 573147, 764196, 1018928, 1146294, 1528392, 2037856, 2292588, 3056784, 4585176, 6113568, 9170352, 18340704]

約数ペア:

[(1, 18340704), (2, 9170352), (3, 6113568), (4, 4585176), (6, 3056784), (8, 2292588), (9, 2037856), (12, 1528392), (16, 1146294), (18, 1018928), (24, 764196), (32, 573147), (36, 509464), (43, 426528), (48, 382098), (72, 254732), (86, 213264), (96, 191049), (129, 142176), (144, 127366), (172, 106632), (258, 71088), (288, 63683), (344, 53316), (387, 47392), (516, 35544), (688, 26658), (774, 23696), (1032, 17772), (1376, 13329), (1481, 12384), (1548, 11848), (2064, 8886), (2962, 6192), (3096, 5924), (4128, 4443)]