20237616441

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{340649}}^1$

素因数の和:340726

約数の個数: 48

約数和(自身を含む): 35711020800

約数和(自身を除く): 15473404359

約数列:

[1, 3, 7, 9, 21, 23, 41, 63, 69, 123, 161, 207, 287, 369, 483, 861, 943, 1449, 2583, 2829, 6601, 8487, 19803, 59409, 340649, 1021947, 2384543, 3065841, 7153629, 7834927, 13966609, 21460887, 23504781, 41899827, 54844489, 70514343, 97766263, 125699481, 164533467, 293298789, 321232007, 493600401, 879896367, 963696021, 2248624049, 2891088063, 6745872147, 20237616441]

約数ペア:

[(1, 20237616441), (3, 6745872147), (7, 2891088063), (9, 2248624049), (21, 963696021), (23, 879896367), (41, 493600401), (63, 321232007), (69, 293298789), (123, 164533467), (161, 125699481), (207, 97766263), (287, 70514343), (369, 54844489), (483, 41899827), (861, 23504781), (943, 21460887), (1449, 13966609), (2583, 7834927), (2829, 7153629), (6601, 3065841), (8487, 2384543), (19803, 1021947), (59409, 340649)]