1640233426

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1\times {\mathrm{743}}^1$

素因数の和:1386

約数の個数: 32

約数和(自身を含む): 2672828928

約数和(自身を除く): 1032595502

約数列:

[1, 2, 13, 26, 197, 394, 431, 743, 862, 1486, 2561, 5122, 5603, 9659, 11206, 19318, 84907, 146371, 169814, 292742, 320233, 640466, 1103791, 1902823, 2207582, 3805646, 4163029, 8326058, 63085901, 126171802, 820116713, 1640233426]

約数ペア:

[(1, 1640233426), (2, 820116713), (13, 126171802), (26, 63085901), (197, 8326058), (394, 4163029), (431, 3805646), (743, 2207582), (862, 1902823), (1486, 1103791), (2561, 640466), (5122, 320233), (5603, 292742), (9659, 169814), (11206, 146371), (19318, 84907)]