2531551184

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{8327471}}^1$

素因数の和:8327498

約数の個数: 20

約数和(自身を含む): 5163032640

約数和(自身を除く): 2631481456

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 8327471, 16654942, 33309884, 66619768, 133239536, 158221949, 316443898, 632887796, 1265775592, 2531551184]

約数ペア:

[(1, 2531551184), (2, 1265775592), (4, 632887796), (8, 316443898), (16, 158221949), (19, 133239536), (38, 66619768), (76, 33309884), (152, 16654942), (304, 8327471)]