201028816

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{457}}^1\times {\mathrm{1447}}^1$

素因数の和:1931

約数の個数: 40

約数和(自身を含む): 411174080

約数和(自身を除く): 210145264

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 457, 914, 1447, 1828, 2894, 3656, 5788, 7312, 8683, 11576, 17366, 23152, 27493, 34732, 54986, 69464, 109972, 138928, 219944, 439888, 661279, 1322558, 2645116, 5290232, 10580464, 12564301, 25128602, 50257204, 100514408, 201028816]

約数ペア:

[(1, 201028816), (2, 100514408), (4, 50257204), (8, 25128602), (16, 12564301), (19, 10580464), (38, 5290232), (76, 2645116), (152, 1322558), (304, 661279), (457, 439888), (914, 219944), (1447, 138928), (1828, 109972), (2894, 69464), (3656, 54986), (5788, 34732), (7312, 27493), (8683, 23152), (11576, 17366)]