18678818

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{6619}}^1$

素因数の和:6721

約数の個数: 16

約数和(自身を含む): 30028320

約数和(自身を除く): 11349502

約数列:

[1, 2, 17, 34, 83, 166, 1411, 2822, 6619, 13238, 112523, 225046, 549377, 1098754, 9339409, 18678818]

約数ペア:

[(1, 18678818), (2, 9339409), (17, 1098754), (34, 549377), (83, 225046), (166, 112523), (1411, 13238), (2822, 6619)]