20269782

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{103}}^1$

素因数の和:182

約数の個数: 72

約数和(自身を含む): 49458864

約数和(自身を除く): 29189082

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 103, 117, 174, 206, 234, 261, 309, 377, 522, 618, 754, 841, 927, 1131, 1339, 1682, 1854, 2262, 2523, 2678, 2987, 3393, 4017, 5046, 5974, 6786, 7569, 8034, 8961, 10933, 12051, 15138, 17922, 21866, 24102, 26883, 32799, 38831, 53766, 65598, 77662, 86623, 98397, 116493, 173246, 196794, 232986, 259869, 349479, 519738, 698958, 779607, 1126099, 1559214, 2252198, 3378297, 6756594, 10134891, 20269782]

約数ペア:

[(1, 20269782), (2, 10134891), (3, 6756594), (6, 3378297), (9, 2252198), (13, 1559214), (18, 1126099), (26, 779607), (29, 698958), (39, 519738), (58, 349479), (78, 259869), (87, 232986), (103, 196794), (117, 173246), (174, 116493), (206, 98397), (234, 86623), (261, 77662), (309, 65598), (377, 53766), (522, 38831), (618, 32799), (754, 26883), (841, 24102), (927, 21866), (1131, 17922), (1339, 15138), (1682, 12051), (1854, 10933), (2262, 8961), (2523, 8034), (2678, 7569), (2987, 6786), (3393, 5974), (4017, 5046)]