18628331519

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{4159}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 24243148800

約数和(自身を除く): 5614817281

約数列:

[1, 7, 17, 19, 49, 119, 133, 283, 323, 833, 931, 1981, 2261, 4159, 4811, 5377, 13867, 15827, 29113, 33677, 37639, 70703, 79021, 91409, 203791, 235739, 263473, 494921, 553147, 639863, 1176997, 1343357, 3464447, 3872029, 4479041, 8238979, 9403499, 20008949, 22362943, 57672853, 65824493, 140062643, 156540601, 380170031, 980438501, 1095784207, 2661190217, 18628331519]

約数ペア:

[(1, 18628331519), (7, 2661190217), (17, 1095784207), (19, 980438501), (49, 380170031), (119, 156540601), (133, 140062643), (283, 65824493), (323, 57672853), (833, 22362943), (931, 20008949), (1981, 9403499), (2261, 8238979), (4159, 4479041), (4811, 3872029), (5377, 3464447), (13867, 1343357), (15827, 1176997), (29113, 639863), (33677, 553147), (37639, 494921), (70703, 263473), (79021, 235739), (91409, 203791)]