20343553178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{207931}}^1$

素因数の和:208070

約数の個数: 32

約数和(自身を含む): 33954463872

約数和(自身を除く): 13610910694

約数列:

[1, 2, 13, 26, 53, 71, 106, 142, 689, 923, 1378, 1846, 3763, 7526, 48919, 97838, 207931, 415862, 2703103, 5406206, 11020343, 14763101, 22040686, 29526202, 143264459, 191920313, 286528918, 383840626, 782444353, 1564888706, 10171776589, 20343553178]

約数ペア:

[(1, 20343553178), (2, 10171776589), (13, 1564888706), (26, 782444353), (53, 383840626), (71, 286528918), (106, 191920313), (142, 143264459), (689, 29526202), (923, 22040686), (1378, 14763101), (1846, 11020343), (3763, 5406206), (7526, 2703103), (48919, 415862), (97838, 207931)]