1988999818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{146833}}^1$

素因数の和:147369

約数の個数: 16

約数和(自身を含む): 3219188616

約数和(自身を除く): 1230188798

約数列:

[1, 2, 13, 26, 521, 1042, 6773, 13546, 146833, 293666, 1908829, 3817658, 76499993, 152999986, 994499909, 1988999818]

約数ペア:

[(1, 1988999818), (2, 994499909), (13, 152999986), (26, 76499993), (521, 3817658), (1042, 1908829), (6773, 293666), (13546, 146833)]