186910790

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89431}}^1$

素因数の和:89468

約数の個数: 32

約数和(自身を含む): 386346240

約数和(自身を除く): 199435450

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 190, 209, 418, 1045, 2090, 89431, 178862, 447155, 894310, 983741, 1699189, 1967482, 3398378, 4918705, 8495945, 9837410, 16991890, 18691079, 37382158, 93455395, 186910790]

約数ペア:

[(1, 186910790), (2, 93455395), (5, 37382158), (10, 18691079), (11, 16991890), (19, 9837410), (22, 8495945), (38, 4918705), (55, 3398378), (95, 1967482), (110, 1699189), (190, 983741), (209, 894310), (418, 447155), (1045, 178862), (2090, 89431)]