18949938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8513}}^1$

素因数の和:8578

約数の個数: 32

約数和(自身を含む): 44136576

約数和(自身を除く): 25186638

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 8513, 17026, 25539, 51078, 59591, 119182, 178773, 357546, 451189, 902378, 1353567, 2707134, 3158323, 6316646, 9474969, 18949938]

約数ペア:

[(1, 18949938), (2, 9474969), (3, 6316646), (6, 3158323), (7, 2707134), (14, 1353567), (21, 902378), (42, 451189), (53, 357546), (106, 178773), (159, 119182), (318, 59591), (371, 51078), (742, 25539), (1113, 17026), (2226, 8513)]