18587426

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3823}}^1$

素因数の和:3866

約数の個数: 32

約数和(自身を含む): 34691328

約数和(自身を除く): 16103902

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 143, 187, 221, 286, 374, 442, 2431, 3823, 4862, 7646, 42053, 49699, 64991, 84106, 99398, 129982, 546689, 714901, 844883, 1093378, 1429802, 1689766, 9293713, 18587426]

約数ペア:

[(1, 18587426), (2, 9293713), (11, 1689766), (13, 1429802), (17, 1093378), (22, 844883), (26, 714901), (34, 546689), (143, 129982), (187, 99398), (221, 84106), (286, 64991), (374, 49699), (442, 42053), (2431, 7646), (3823, 4862)]