20418510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{97231}}^1$

素因数の和:97248

約数の個数: 32

約数和(自身を含む): 56005632

約数和(自身を除く): 35587122

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 97231, 194462, 291693, 486155, 583386, 680617, 972310, 1361234, 1458465, 2041851, 2916930, 3403085, 4083702, 6806170, 10209255, 20418510]

約数ペア:

[(1, 20418510), (2, 10209255), (3, 6806170), (5, 4083702), (6, 3403085), (7, 2916930), (10, 2041851), (14, 1458465), (15, 1361234), (21, 972310), (30, 680617), (35, 583386), (42, 486155), (70, 291693), (105, 194462), (210, 97231)]