18894235

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:183

約数の個数: 32

約数和(自身を含む): 24820992

約数和(自身を除く): 5926757

約数列:

[1, 5, 37, 41, 47, 53, 185, 205, 235, 265, 1517, 1739, 1927, 1961, 2173, 2491, 7585, 8695, 9635, 9805, 10865, 12455, 71299, 80401, 92167, 102131, 356495, 402005, 460835, 510655, 3778847, 18894235]

約数ペア:

[(1, 18894235), (5, 3778847), (37, 510655), (41, 460835), (47, 402005), (53, 356495), (185, 102131), (205, 92167), (235, 80401), (265, 71299), (1517, 12455), (1739, 10865), (1927, 9805), (1961, 9635), (2173, 8695), (2491, 7585)]