31220408

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1931}}^1$

素因数の和:2027

約数の個数: 32

約数和(自身を含む): 61205760

約数和(自身を除く): 29985352

約数列:

[1, 2, 4, 8, 43, 47, 86, 94, 172, 188, 344, 376, 1931, 2021, 3862, 4042, 7724, 8084, 15448, 16168, 83033, 90757, 166066, 181514, 332132, 363028, 664264, 726056, 3902551, 7805102, 15610204, 31220408]

約数ペア:

[(1, 31220408), (2, 15610204), (4, 7805102), (8, 3902551), (43, 726056), (47, 664264), (86, 363028), (94, 332132), (172, 181514), (188, 166066), (344, 90757), (376, 83033), (1931, 16168), (2021, 15448), (3862, 8084), (4042, 7724)]