19729366921

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{23339}}^1$

素因数の和:23485

約数の個数: 32

約数和(自身を含む): 23159255040

約数和(自身を除く): 3429888119

約数列:

[1, 11, 31, 37, 67, 341, 407, 737, 1147, 2077, 2479, 12617, 22847, 23339, 27269, 76849, 256729, 723509, 845339, 863543, 1563713, 7958599, 9498973, 17200843, 26769833, 48475103, 57857381, 294468163, 533226133, 636431191, 1793578811, 19729366921]

約数ペア:

[(1, 19729366921), (11, 1793578811), (31, 636431191), (37, 533226133), (67, 294468163), (341, 57857381), (407, 48475103), (737, 26769833), (1147, 17200843), (2077, 9498973), (2479, 7958599), (12617, 1563713), (22847, 863543), (23339, 845339), (27269, 723509), (76849, 256729)]