20847502

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1667}}^1$

素因数の和:1732

約数の個数: 24

約数和(自身を含む): 34797816

約数和(自身を除く): 13950314

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1667, 3334, 6253, 12506, 21671, 43342, 61679, 123358, 281723, 563446, 801827, 1603654, 10423751, 20847502]

約数ペア:

[(1, 20847502), (2, 10423751), (13, 1603654), (26, 801827), (37, 563446), (74, 281723), (169, 123358), (338, 61679), (481, 43342), (962, 21671), (1667, 12506), (3334, 6253)]