188261890

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{257893}}^1$

素因数の和:257973

約数の個数: 16

約数和(自身を含む): 343514808

約数和(自身を除く): 155252918

約数列:

[1, 2, 5, 10, 73, 146, 365, 730, 257893, 515786, 1289465, 2578930, 18826189, 37652378, 94130945, 188261890]

約数ペア:

[(1, 188261890), (2, 94130945), (5, 37652378), (10, 18826189), (73, 2578930), (146, 1289465), (365, 515786), (730, 257893)]