20170231438

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2857}}^1\times {\mathrm{17389}}^1$

素因数の和:20284

約数の個数: 32

約数和(自身を含む): 35784446400

約数和(自身を除く): 15614214962

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 2857, 5714, 17389, 19999, 34778, 39998, 82853, 121723, 165706, 243446, 504281, 579971, 1008562, 1159942, 3529967, 7059934, 49680373, 99360746, 347762611, 695525222, 1440730817, 2881461634, 10085115719, 20170231438]

約数ペア:

[(1, 20170231438), (2, 10085115719), (7, 2881461634), (14, 1440730817), (29, 695525222), (58, 347762611), (203, 99360746), (406, 49680373), (2857, 7059934), (5714, 3529967), (17389, 1159942), (19999, 1008562), (34778, 579971), (39998, 504281), (82853, 243446), (121723, 165706)]