18888166

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{619}}^1$

素因数の和:724

約数の個数: 32

約数和(自身を含む): 33033600

約数和(自身を除く): 14145434

約数列:

[1, 2, 11, 19, 22, 38, 73, 146, 209, 418, 619, 803, 1238, 1387, 1606, 2774, 6809, 11761, 13618, 15257, 23522, 30514, 45187, 90374, 129371, 258742, 497057, 858553, 994114, 1717106, 9444083, 18888166]

約数ペア:

[(1, 18888166), (2, 9444083), (11, 1717106), (19, 994114), (22, 858553), (38, 497057), (73, 258742), (146, 129371), (209, 90374), (418, 45187), (619, 30514), (803, 23522), (1238, 15257), (1387, 13618), (1606, 11761), (2774, 6809)]