18203330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:818

約数の個数: 32

約数和(自身を含む): 34776000

約数和(自身を除く): 16572670

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 643, 745, 1286, 1490, 2831, 3215, 5662, 6430, 12217, 14155, 24434, 28310, 61085, 95807, 122170, 191614, 479035, 958070, 1820333, 3640666, 9101665, 18203330]

約数ペア:

[(1, 18203330), (2, 9101665), (5, 3640666), (10, 1820333), (19, 958070), (38, 479035), (95, 191614), (149, 122170), (190, 95807), (298, 61085), (643, 28310), (745, 24434), (1286, 14155), (1490, 12217), (2831, 6430), (3215, 5662)]