30991736

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4973}}^1$

素因数の和:5039

約数の個数: 32

約数和(自身を含む): 62672400

約数和(自身を除く): 31680664

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 152, 164, 328, 779, 1558, 3116, 4973, 6232, 9946, 19892, 39784, 94487, 188974, 203893, 377948, 407786, 755896, 815572, 1631144, 3873967, 7747934, 15495868, 30991736]

約数ペア:

[(1, 30991736), (2, 15495868), (4, 7747934), (8, 3873967), (19, 1631144), (38, 815572), (41, 755896), (76, 407786), (82, 377948), (152, 203893), (164, 188974), (328, 94487), (779, 39784), (1558, 19892), (3116, 9946), (4973, 6232)]