1268609648

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{375773}}^1$

素因数の和:375992

約数の個数: 20

約数和(自身を含む): 2469586728

約数和(自身を除く): 1200977080

約数列:

[1, 2, 4, 8, 16, 211, 422, 844, 1688, 3376, 375773, 751546, 1503092, 3006184, 6012368, 79288103, 158576206, 317152412, 634304824, 1268609648]

約数ペア:

[(1, 1268609648), (2, 634304824), (4, 317152412), (8, 158576206), (16, 79288103), (211, 6012368), (422, 3006184), (844, 1503092), (1688, 751546), (3376, 375773)]