20403312

素因数分解:

$2^4\times 3^1\times {\mathrm{127}}^1\times {\mathrm{3347}}^1$

素因数の和:3485

約数の個数: 40

約数和(自身を含む): 53139456

約数和(自身を除く): 32736144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 127, 254, 381, 508, 762, 1016, 1524, 2032, 3048, 3347, 6096, 6694, 10041, 13388, 20082, 26776, 40164, 53552, 80328, 160656, 425069, 850138, 1275207, 1700276, 2550414, 3400552, 5100828, 6801104, 10201656, 20403312]

約数ペア:

[(1, 20403312), (2, 10201656), (3, 6801104), (4, 5100828), (6, 3400552), (8, 2550414), (12, 1700276), (16, 1275207), (24, 850138), (48, 425069), (127, 160656), (254, 80328), (381, 53552), (508, 40164), (762, 26776), (1016, 20082), (1524, 13388), (2032, 10041), (3048, 6694), (3347, 6096)]