20236026475

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{320317}}^1$

素因数の和:320372

約数の個数: 36

約数和(自身を含む): 30266207184

約数和(自身を除く): 10030180709

約数列:

[1, 5, 7, 19, 25, 35, 95, 133, 175, 361, 475, 665, 1805, 2527, 3325, 9025, 12635, 63175, 320317, 1601585, 2242219, 6086023, 8007925, 11211095, 30430115, 42602161, 56055475, 115634437, 152150575, 213010805, 578172185, 809441059, 1065054025, 2890860925, 4047205295, 20236026475]

約数ペア:

[(1, 20236026475), (5, 4047205295), (7, 2890860925), (19, 1065054025), (25, 809441059), (35, 578172185), (95, 213010805), (133, 152150575), (175, 115634437), (361, 56055475), (475, 42602161), (665, 30430115), (1805, 11211095), (2527, 8007925), (3325, 6086023), (9025, 2242219), (12635, 1601585), (63175, 320317)]