18400744

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 35305920

約数和(自身を除く): 16905176

約数列:

[1, 2, 4, 8, 103, 137, 163, 206, 274, 326, 412, 548, 652, 824, 1096, 1304, 14111, 16789, 22331, 28222, 33578, 44662, 56444, 67156, 89324, 112888, 134312, 178648, 2300093, 4600186, 9200372, 18400744]

約数ペア:

[(1, 18400744), (2, 9200372), (4, 4600186), (8, 2300093), (103, 178648), (137, 134312), (163, 112888), (206, 89324), (274, 67156), (326, 56444), (412, 44662), (548, 33578), (652, 28222), (824, 22331), (1096, 16789), (1304, 14111)]