18832190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4673}}^1$

素因数の和:4724

約数の個数: 32

約数和(自身を含む): 37691136

約数和(自身を除く): 18858946

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 4673, 9346, 23365, 46730, 60749, 121498, 144863, 289726, 303745, 607490, 724315, 1448630, 1883219, 3766438, 9416095, 18832190]

約数ペア:

[(1, 18832190), (2, 9416095), (5, 3766438), (10, 1883219), (13, 1448630), (26, 724315), (31, 607490), (62, 303745), (65, 289726), (130, 144863), (155, 121498), (310, 60749), (403, 46730), (806, 23365), (2015, 9346), (4030, 4673)]