18320212

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1$

素因数の和:615

約数の個数: 24

約数和(自身を含む): 32798304

約数和(自身を除く): 14478092

約数列:

[1, 2, 4, 67, 134, 197, 268, 347, 394, 694, 788, 1388, 13199, 23249, 26398, 46498, 52796, 68359, 92996, 136718, 273436, 4580053, 9160106, 18320212]

約数ペア:

[(1, 18320212), (2, 9160106), (4, 4580053), (67, 273436), (134, 136718), (197, 92996), (268, 68359), (347, 52796), (394, 46498), (694, 26398), (788, 23249), (1388, 13199)]