31901342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{457}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 55399680

約数和(自身を除く): 23498338

約数列:

[1, 2, 11, 19, 22, 38, 167, 209, 334, 418, 457, 914, 1837, 3173, 3674, 5027, 6346, 8683, 10054, 17366, 34903, 69806, 76319, 95513, 152638, 191026, 839509, 1450061, 1679018, 2900122, 15950671, 31901342]

約数ペア:

[(1, 31901342), (2, 15950671), (11, 2900122), (19, 1679018), (22, 1450061), (38, 839509), (167, 191026), (209, 152638), (334, 95513), (418, 76319), (457, 69806), (914, 34903), (1837, 17366), (3173, 10054), (3674, 8683), (5027, 6346)]