19311544

素因数分解:

$2^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{5147}}^1$

素因数の和:5227

約数の個数: 32

約数和(自身を含む): 42007680

約数和(自身を除く): 22696136

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 67, 134, 268, 469, 536, 938, 1876, 3752, 5147, 10294, 20588, 36029, 41176, 72058, 144116, 288232, 344849, 689698, 1379396, 2413943, 2758792, 4827886, 9655772, 19311544]

約数ペア:

[(1, 19311544), (2, 9655772), (4, 4827886), (7, 2758792), (8, 2413943), (14, 1379396), (28, 689698), (56, 344849), (67, 288232), (134, 144116), (268, 72058), (469, 41176), (536, 36029), (938, 20588), (1876, 10294), (3752, 5147)]