17818922

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{907}}^1$

素因数の和:986

約数の個数: 32

約数和(自身を含む): 31380480

約数和(自身を除く): 13561558

約数列:

[1, 2, 11, 19, 22, 38, 47, 94, 209, 418, 517, 893, 907, 1034, 1786, 1814, 9823, 9977, 17233, 19646, 19954, 34466, 42629, 85258, 189563, 379126, 468919, 809951, 937838, 1619902, 8909461, 17818922]

約数ペア:

[(1, 17818922), (2, 8909461), (11, 1619902), (19, 937838), (22, 809951), (38, 468919), (47, 379126), (94, 189563), (209, 85258), (418, 42629), (517, 34466), (893, 19954), (907, 19646), (1034, 17233), (1786, 9977), (1814, 9823)]