16493860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{719}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 36771840

約数和(自身を除く): 20277980

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 719, 740, 1147, 1438, 2294, 2876, 3595, 4588, 5735, 7190, 11470, 14380, 22289, 22940, 26603, 44578, 53206, 89156, 106412, 111445, 133015, 222890, 266030, 445780, 532060, 824693, 1649386, 3298772, 4123465, 8246930, 16493860]

約数ペア:

[(1, 16493860), (2, 8246930), (4, 4123465), (5, 3298772), (10, 1649386), (20, 824693), (31, 532060), (37, 445780), (62, 266030), (74, 222890), (124, 133015), (148, 111445), (155, 106412), (185, 89156), (310, 53206), (370, 44578), (620, 26603), (719, 22940), (740, 22289), (1147, 14380), (1438, 11470), (2294, 7190), (2876, 5735), (3595, 4588)]