18514060

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{197}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 40449024

約数和(自身を除く): 21934964

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 197, 254, 370, 394, 508, 635, 740, 788, 985, 1270, 1970, 2540, 3940, 4699, 7289, 9398, 14578, 18796, 23495, 25019, 29156, 36445, 46990, 50038, 72890, 93980, 100076, 125095, 145780, 250190, 500380, 925703, 1851406, 3702812, 4628515, 9257030, 18514060]

約数ペア:

[(1, 18514060), (2, 9257030), (4, 4628515), (5, 3702812), (10, 1851406), (20, 925703), (37, 500380), (74, 250190), (127, 145780), (148, 125095), (185, 100076), (197, 93980), (254, 72890), (370, 50038), (394, 46990), (508, 36445), (635, 29156), (740, 25019), (788, 23495), (985, 18796), (1270, 14578), (1970, 9398), (2540, 7289), (3940, 4699)]