18289872

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{809}}^1$

素因数の和:980

約数の個数: 60

約数和(自身を含む): 51575940

約数和(自身を除く): 33286068

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 809, 942, 1256, 1413, 1618, 1884, 2427, 2512, 2826, 3236, 3768, 4854, 5652, 6472, 7281, 7536, 9708, 11304, 12944, 14562, 19416, 22608, 29124, 38832, 58248, 116496, 127013, 254026, 381039, 508052, 762078, 1016104, 1143117, 1524156, 2032208, 2286234, 3048312, 4572468, 6096624, 9144936, 18289872]

約数ペア:

[(1, 18289872), (2, 9144936), (3, 6096624), (4, 4572468), (6, 3048312), (8, 2286234), (9, 2032208), (12, 1524156), (16, 1143117), (18, 1016104), (24, 762078), (36, 508052), (48, 381039), (72, 254026), (144, 127013), (157, 116496), (314, 58248), (471, 38832), (628, 29124), (809, 22608), (942, 19416), (1256, 14562), (1413, 12944), (1618, 11304), (1884, 9708), (2427, 7536), (2512, 7281), (2826, 6472), (3236, 5652), (3768, 4854)]