20564538

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{1619}}^1$

素因数の和:1726

約数の個数: 32

約数和(自身を含む): 43156800

約数和(自身を除く): 22592262

約数列:

[1, 2, 3, 6, 29, 58, 73, 87, 146, 174, 219, 438, 1619, 2117, 3238, 4234, 4857, 6351, 9714, 12702, 46951, 93902, 118187, 140853, 236374, 281706, 354561, 709122, 3427423, 6854846, 10282269, 20564538]

約数ペア:

[(1, 20564538), (2, 10282269), (3, 6854846), (6, 3427423), (29, 709122), (58, 354561), (73, 281706), (87, 236374), (146, 140853), (174, 118187), (219, 93902), (438, 46951), (1619, 12702), (2117, 9714), (3238, 6351), (4234, 4857)]