18693304

素因数分解:

$2^3\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 41758200

約数和(自身を除く): 23064896

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 301, 344, 392, 602, 1109, 1204, 2107, 2218, 2408, 4214, 4436, 7763, 8428, 8872, 15526, 16856, 31052, 47687, 54341, 62104, 95374, 108682, 190748, 217364, 333809, 381496, 434728, 667618, 1335236, 2336663, 2670472, 4673326, 9346652, 18693304]

約数ペア:

[(1, 18693304), (2, 9346652), (4, 4673326), (7, 2670472), (8, 2336663), (14, 1335236), (28, 667618), (43, 434728), (49, 381496), (56, 333809), (86, 217364), (98, 190748), (172, 108682), (196, 95374), (301, 62104), (344, 54341), (392, 47687), (602, 31052), (1109, 16856), (1204, 15526), (2107, 8872), (2218, 8428), (2408, 7763), (4214, 4436)]