20495553554

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{261563}}^1$

素因数の和:261794

約数の個数: 32

約数和(自身を含む): 36535259520

約数和(自身を除く): 16039705966

約数列:

[1, 2, 7, 14, 29, 58, 193, 203, 386, 406, 1351, 2702, 5597, 11194, 39179, 78358, 261563, 523126, 1830941, 3661882, 7585327, 15170654, 50481659, 53097289, 100963318, 106194578, 353371613, 706743226, 1463968111, 2927936222, 10247776777, 20495553554]

約数ペア:

[(1, 20495553554), (2, 10247776777), (7, 2927936222), (14, 1463968111), (29, 706743226), (58, 353371613), (193, 106194578), (203, 100963318), (386, 53097289), (406, 50481659), (1351, 15170654), (2702, 7585327), (5597, 3661882), (11194, 1830941), (39179, 523126), (78358, 261563)]