18293156

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{38431}}^1$

素因数の和:38459

約数の個数: 24

約数和(自身を含む): 38739456

約数和(自身を除く): 20446300

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 38431, 76862, 153724, 269017, 538034, 653327, 1076068, 1306654, 2613308, 4573289, 9146578, 18293156]

約数ペア:

[(1, 18293156), (2, 9146578), (4, 4573289), (7, 2613308), (14, 1306654), (17, 1076068), (28, 653327), (34, 538034), (68, 269017), (119, 153724), (238, 76862), (476, 38431)]