18657204912

素因数分解:

$2^4\times 3^2\times {\mathrm{317}}^1\times {\mathrm{408719}}^1$

素因数の和:409050

約数の個数: 60

約数和(自身を含む): 52379102880

約数和(自身を除く): 33721897968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 317, 634, 951, 1268, 1902, 2536, 2853, 3804, 5072, 5706, 7608, 11412, 15216, 22824, 45648, 408719, 817438, 1226157, 1634876, 2452314, 3269752, 3678471, 4904628, 6539504, 7356942, 9809256, 14713884, 19618512, 29427768, 58855536, 129563923, 259127846, 388691769, 518255692, 777383538, 1036511384, 1166075307, 1554767076, 2073022768, 2332150614, 3109534152, 4664301228, 6219068304, 9328602456, 18657204912]

約数ペア:

[(1, 18657204912), (2, 9328602456), (3, 6219068304), (4, 4664301228), (6, 3109534152), (8, 2332150614), (9, 2073022768), (12, 1554767076), (16, 1166075307), (18, 1036511384), (24, 777383538), (36, 518255692), (48, 388691769), (72, 259127846), (144, 129563923), (317, 58855536), (634, 29427768), (951, 19618512), (1268, 14713884), (1902, 9809256), (2536, 7356942), (2853, 6539504), (3804, 4904628), (5072, 3678471), (5706, 3269752), (7608, 2452314), (11412, 1634876), (15216, 1226157), (22824, 817438), (45648, 408719)]