1981525028

素因数分解:

$2^2\times 7^1\times {\mathrm{541}}^1\times {\mathrm{130811}}^1$

素因数の和:131363

約数の個数: 24

約数和(自身を含む): 3970405824

約数和(自身を除く): 1988880796

約数列:

[1, 2, 4, 7, 14, 28, 541, 1082, 2164, 3787, 7574, 15148, 130811, 261622, 523244, 915677, 1831354, 3662708, 70768751, 141537502, 283075004, 495381257, 990762514, 1981525028]

約数ペア:

[(1, 1981525028), (2, 990762514), (4, 495381257), (7, 283075004), (14, 141537502), (28, 70768751), (541, 3662708), (1082, 1831354), (2164, 915677), (3787, 523244), (7574, 261622), (15148, 130811)]