20138076855

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8317}}^1\times {\mathrm{4139}}^1$

素因数の和:12480

約数の個数: 48

約数和(自身を含む): 37604679840

約数和(自身を除く): 17466602985

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 585, 4139, 8317, 12417, 20695, 24951, 37251, 41585, 53807, 62085, 74853, 108121, 124755, 161421, 186255, 269035, 324363, 374265, 484263, 540605, 807105, 973089, 1621815, 2421315, 4865445, 34424063, 103272189, 172120315, 309816567, 447512819, 516360945, 1342538457, 1549082835, 2237564095, 4027615371, 6712692285, 20138076855]

約数ペア:

[(1, 20138076855), (3, 6712692285), (5, 4027615371), (9, 2237564095), (13, 1549082835), (15, 1342538457), (39, 516360945), (45, 447512819), (65, 309816567), (117, 172120315), (195, 103272189), (585, 34424063), (4139, 4865445), (8317, 2421315), (12417, 1621815), (20695, 973089), (24951, 807105), (37251, 540605), (41585, 484263), (53807, 374265), (62085, 324363), (74853, 269035), (108121, 186255), (124755, 161421)]