312702988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{316501}}^1$

素因数の和:316537

約数の個数: 24

約数和(自身を含む): 620343920

約数和(自身を除く): 307640932

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 316501, 633002, 1266004, 4114513, 6013519, 8229026, 12027038, 16458052, 24054076, 78175747, 156351494, 312702988]

約数ペア:

[(1, 312702988), (2, 156351494), (4, 78175747), (13, 24054076), (19, 16458052), (26, 12027038), (38, 8229026), (52, 6013519), (76, 4114513), (247, 1266004), (494, 633002), (988, 316501)]