1974998998

素因数分解:

$2^1\times 7^2\times {\mathrm{20153051}}^1$

素因数の和:20153067

約数の個数: 12

約数和(自身を含む): 3446171892

約数和(自身を除く): 1471172894

約数列:

[1, 2, 7, 14, 49, 98, 20153051, 40306102, 141071357, 282142714, 987499499, 1974998998]

約数ペア:

[(1, 1974998998), (2, 987499499), (7, 282142714), (14, 141071357), (49, 40306102), (98, 20153051)]