20307064

素因数分解:

$2^3\times {\mathrm{509}}^1\times {\mathrm{4987}}^1$

素因数の和:5502

約数の個数: 16

約数和(自身を含む): 38158200

約数和(自身を除く): 17851136

約数列:

[1, 2, 4, 8, 509, 1018, 2036, 4072, 4987, 9974, 19948, 39896, 2538383, 5076766, 10153532, 20307064]

約数ペア:

[(1, 20307064), (2, 10153532), (4, 5076766), (8, 2538383), (509, 39896), (1018, 19948), (2036, 9974), (4072, 4987)]