408939736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{541}}^1\times {\mathrm{4973}}^1$

素因数の和:5539

約数の個数: 32

約数和(自身を含む): 808772400

約数和(自身を除く): 399832664

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 541, 1082, 2164, 4328, 4973, 9946, 10279, 19892, 20558, 39784, 41116, 82232, 94487, 188974, 377948, 755896, 2690393, 5380786, 10761572, 21523144, 51117467, 102234934, 204469868, 408939736]

約数ペア:

[(1, 408939736), (2, 204469868), (4, 102234934), (8, 51117467), (19, 21523144), (38, 10761572), (76, 5380786), (152, 2690393), (541, 755896), (1082, 377948), (2164, 188974), (4328, 94487), (4973, 82232), (9946, 41116), (10279, 39784), (19892, 20558)]