18195738

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 40678848

約数和(自身を除く): 22483110

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 71, 121, 142, 213, 242, 353, 363, 426, 706, 726, 781, 1059, 1562, 2118, 2343, 3883, 4686, 7766, 8591, 11649, 17182, 23298, 25063, 25773, 42713, 50126, 51546, 75189, 85426, 128139, 150378, 256278, 275693, 551386, 827079, 1654158, 3032623, 6065246, 9097869, 18195738]

約数ペア:

[(1, 18195738), (2, 9097869), (3, 6065246), (6, 3032623), (11, 1654158), (22, 827079), (33, 551386), (66, 275693), (71, 256278), (121, 150378), (142, 128139), (213, 85426), (242, 75189), (353, 51546), (363, 50126), (426, 42713), (706, 25773), (726, 25063), (781, 23298), (1059, 17182), (1562, 11649), (2118, 8591), (2343, 7766), (3883, 4686)]