18118779

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{233}}^1$

素因数の和:296

約数の個数: 36

約数和(自身を含む): 29503656

約数和(自身を除く): 11384877

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 233, 483, 529, 699, 1127, 1587, 1631, 3381, 3703, 4893, 5359, 11109, 11417, 16077, 25921, 34251, 37513, 77763, 112539, 123257, 262591, 369771, 787773, 862799, 2588397, 6039593, 18118779]

約数ペア:

[(1, 18118779), (3, 6039593), (7, 2588397), (21, 862799), (23, 787773), (49, 369771), (69, 262591), (147, 123257), (161, 112539), (233, 77763), (483, 37513), (529, 34251), (699, 25921), (1127, 16077), (1587, 11417), (1631, 11109), (3381, 5359), (3703, 4893)]