20978852

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6163}}^1$

素因数の和:6227

約数の個数: 24

約数和(自身を含む): 39350976

約数和(自身を除く): 18372124

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6163, 12326, 24652, 141749, 228031, 283498, 456062, 566996, 912124, 5244713, 10489426, 20978852]

約数ペア:

[(1, 20978852), (2, 10489426), (4, 5244713), (23, 912124), (37, 566996), (46, 456062), (74, 283498), (92, 228031), (148, 141749), (851, 24652), (1702, 12326), (3404, 6163)]