20538490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4973}}^1$

素因数の和:5046

約数の個数: 32

約数和(自身を含む): 42975360

約数和(自身を除く): 22436870

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 590, 826, 2065, 4130, 4973, 9946, 24865, 34811, 49730, 69622, 174055, 293407, 348110, 586814, 1467035, 2053849, 2934070, 4107698, 10269245, 20538490]

約数ペア:

[(1, 20538490), (2, 10269245), (5, 4107698), (7, 2934070), (10, 2053849), (14, 1467035), (35, 586814), (59, 348110), (70, 293407), (118, 174055), (295, 69622), (413, 49730), (590, 34811), (826, 24865), (2065, 9946), (4130, 4973)]