1660828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:118

約数の個数: 36

約数和(自身を含む): 3377080

約数和(自身を除く): 1716252

約数列:

[1, 2, 4, 13, 19, 26, 38, 41, 52, 76, 82, 164, 247, 494, 533, 779, 988, 1066, 1558, 1681, 2132, 3116, 3362, 6724, 10127, 20254, 21853, 31939, 40508, 43706, 63878, 87412, 127756, 415207, 830414, 1660828]

約数ペア:

[(1, 1660828), (2, 830414), (4, 415207), (13, 127756), (19, 87412), (26, 63878), (38, 43706), (41, 40508), (52, 31939), (76, 21853), (82, 20254), (164, 10127), (247, 6724), (494, 3362), (533, 3116), (779, 2132), (988, 1681), (1066, 1558)]