20199896597671

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1\times {\mathrm{2491493}}^1$

素因数の和:2492863

約数の個数: 32

約数和(自身を含む): 24836806748160

約数和(自身を除く): 4636910150489

約数列:

[1, 7, 19, 47, 133, 329, 893, 1297, 6251, 9079, 24643, 60959, 172501, 426713, 1158221, 2491493, 8107547, 17440451, 47338367, 117100171, 331368569, 819701197, 2224903249, 3231466421, 15574322743, 22620264947, 61397861999, 151878921787, 429785033993, 1063152452509, 2885699513953, 20199896597671]

約数ペア:

[(1, 20199896597671), (7, 2885699513953), (19, 1063152452509), (47, 429785033993), (133, 151878921787), (329, 61397861999), (893, 22620264947), (1297, 15574322743), (6251, 3231466421), (9079, 2224903249), (24643, 819701197), (60959, 331368569), (172501, 117100171), (426713, 47338367), (1158221, 17440451), (2491493, 8107547)]