201201988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89983}}^1$

素因数の和:90043

約数の個数: 24

約数和(自身を含む): 388011008

約数和(自身を除く): 186809020

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 89983, 179966, 359932, 1169779, 2339558, 3869269, 4679116, 7738538, 15477076, 50300497, 100600994, 201201988]

約数ペア:

[(1, 201201988), (2, 100600994), (4, 50300497), (13, 15477076), (26, 7738538), (43, 4679116), (52, 3869269), (86, 2339558), (172, 1169779), (559, 359932), (1118, 179966), (2236, 89983)]