20236818777

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{46381}}^1$

素因数の和:46733

約数の個数: 32

約数和(自身を含む): 31346810880

約数和(自身を除く): 11109992103

約数列:

[1, 3, 7, 21, 79, 237, 263, 553, 789, 1659, 1841, 5523, 20777, 46381, 62331, 139143, 145439, 324667, 436317, 974001, 3664099, 10992297, 12198203, 25648693, 36594609, 76946079, 85387421, 256162263, 963658037, 2890974111, 6745606259, 20236818777]

約数ペア:

[(1, 20236818777), (3, 6745606259), (7, 2890974111), (21, 963658037), (79, 256162263), (237, 85387421), (263, 76946079), (553, 36594609), (789, 25648693), (1659, 12198203), (1841, 10992297), (5523, 3664099), (20777, 974001), (46381, 436317), (62331, 324667), (139143, 145439)]