20263964

素因数分解:

$2^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1069}}^1$

素因数の和:1757

約数の個数: 24

約数和(自身を含む): 40625760

約数和(自身を除く): 20361796

約数列:

[1, 2, 4, 7, 14, 28, 677, 1069, 1354, 2138, 2708, 4276, 4739, 7483, 9478, 14966, 18956, 29932, 723713, 1447426, 2894852, 5065991, 10131982, 20263964]

約数ペア:

[(1, 20263964), (2, 10131982), (4, 5065991), (7, 2894852), (14, 1447426), (28, 723713), (677, 29932), (1069, 18956), (1354, 14966), (2138, 9478), (2708, 7483), (4276, 4739)]