31858930

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{30931}}^1$

素因数の和:31041

約数の個数: 16

約数和(自身を含む): 57904704

約数和(自身を除く): 26045774

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 30931, 61862, 154655, 309310, 3185893, 6371786, 15929465, 31858930]

約数ペア:

[(1, 31858930), (2, 15929465), (5, 6371786), (10, 3185893), (103, 309310), (206, 154655), (515, 61862), (1030, 30931)]