20068932

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{1249}}^1$

素因数の和:1372

約数の個数: 48

約数和(自身を含む): 50960000

約数和(自身を除く): 30891068

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 103, 156, 206, 309, 412, 618, 1236, 1249, 1339, 2498, 2678, 3747, 4017, 4996, 5356, 7494, 8034, 14988, 16068, 16237, 32474, 48711, 64948, 97422, 128647, 194844, 257294, 385941, 514588, 771882, 1543764, 1672411, 3344822, 5017233, 6689644, 10034466, 20068932]

約数ペア:

[(1, 20068932), (2, 10034466), (3, 6689644), (4, 5017233), (6, 3344822), (12, 1672411), (13, 1543764), (26, 771882), (39, 514588), (52, 385941), (78, 257294), (103, 194844), (156, 128647), (206, 97422), (309, 64948), (412, 48711), (618, 32474), (1236, 16237), (1249, 16068), (1339, 14988), (2498, 8034), (2678, 7494), (3747, 5356), (4017, 4996)]