18706460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{1487}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 42747264

約数和(自身を除く): 24040804

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 1487, 2516, 2974, 3145, 5948, 6290, 7435, 12580, 14870, 25279, 29740, 50558, 55019, 101116, 110038, 126395, 220076, 252790, 275095, 505580, 550190, 935323, 1100380, 1870646, 3741292, 4676615, 9353230, 18706460]

約数ペア:

[(1, 18706460), (2, 9353230), (4, 4676615), (5, 3741292), (10, 1870646), (17, 1100380), (20, 935323), (34, 550190), (37, 505580), (68, 275095), (74, 252790), (85, 220076), (148, 126395), (170, 110038), (185, 101116), (340, 55019), (370, 50558), (629, 29740), (740, 25279), (1258, 14870), (1487, 12580), (2516, 7435), (2974, 6290), (3145, 5948)]