20023294

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:312

約数の個数: 32

約数和(自身を含む): 32845824

約数和(自身を除く): 12822530

約数列:

[1, 2, 23, 43, 46, 53, 86, 106, 191, 382, 989, 1219, 1978, 2279, 2438, 4393, 4558, 8213, 8786, 10123, 16426, 20246, 52417, 104834, 188899, 232829, 377798, 435289, 465658, 870578, 10011647, 20023294]

約数ペア:

[(1, 20023294), (2, 10011647), (23, 870578), (43, 465658), (46, 435289), (53, 377798), (86, 232829), (106, 188899), (191, 104834), (382, 52417), (989, 20246), (1219, 16426), (1978, 10123), (2279, 8786), (2438, 8213), (4393, 4558)]