18990193649

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{6163}}^1\times {\mathrm{11897}}^1$

素因数の和:18104

約数の個数: 16

約数和(自身を含む): 22295138688

約数和(自身を除く): 3304945039

約数列:

[1, 7, 37, 259, 6163, 11897, 43141, 83279, 228031, 440189, 1596217, 3081323, 73321211, 513248477, 2712884807, 18990193649]

約数ペア:

[(1, 18990193649), (7, 2712884807), (37, 513248477), (259, 73321211), (6163, 3081323), (11897, 1596217), (43141, 440189), (83279, 228031)]