18521960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24371}}^1$

素因数の和:24401

約数の個数: 32

約数和(自身を含む): 43869600

約数和(自身を除く): 25347640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 24371, 48742, 97484, 121855, 194968, 243710, 463049, 487420, 926098, 974840, 1852196, 2315245, 3704392, 4630490, 9260980, 18521960]

約数ペア:

[(1, 18521960), (2, 9260980), (4, 4630490), (5, 3704392), (8, 2315245), (10, 1852196), (19, 974840), (20, 926098), (38, 487420), (40, 463049), (76, 243710), (95, 194968), (152, 121855), (190, 97484), (380, 48742), (760, 24371)]