208489928

素因数分解:

$2^3\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{1613}}^1$

素因数の和:1877

約数の個数: 32

約数和(自身を含む): 397431360

約数和(自身を除く): 188941432

約数列:

[1, 2, 4, 8, 107, 151, 214, 302, 428, 604, 856, 1208, 1613, 3226, 6452, 12904, 16157, 32314, 64628, 129256, 172591, 243563, 345182, 487126, 690364, 974252, 1380728, 1948504, 26061241, 52122482, 104244964, 208489928]

約数ペア:

[(1, 208489928), (2, 104244964), (4, 52122482), (8, 26061241), (107, 1948504), (151, 1380728), (214, 974252), (302, 690364), (428, 487126), (604, 345182), (856, 243563), (1208, 172591), (1613, 129256), (3226, 64628), (6452, 32314), (12904, 16157)]