20565207546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{473351}}^1$

素因数の和:473926

約数の個数: 32

約数和(自身を含む): 44373909888

約数和(自身を除く): 23808702342

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 557, 1114, 1671, 3342, 7241, 14482, 21723, 43446, 473351, 946702, 1420053, 2840106, 6153563, 12307126, 18460689, 36921378, 263656507, 527313014, 790969521, 1581939042, 3427534591, 6855069182, 10282603773, 20565207546]

約数ペア:

[(1, 20565207546), (2, 10282603773), (3, 6855069182), (6, 3427534591), (13, 1581939042), (26, 790969521), (39, 527313014), (78, 263656507), (557, 36921378), (1114, 18460689), (1671, 12307126), (3342, 6153563), (7241, 2840106), (14482, 1420053), (21723, 946702), (43446, 473351)]