20123642854

素因数分解:

$2^1\times 7^1\times {\mathrm{358723}}^1\times {\mathrm{4007}}^1$

素因数の和:362739

約数の個数: 16

約数和(自身を含む): 34506379008

約数和(自身を除く): 14382736154

約数列:

[1, 2, 7, 14, 4007, 8014, 28049, 56098, 358723, 717446, 2511061, 5022122, 1437403061, 2874806122, 10061821427, 20123642854]

約数ペア:

[(1, 20123642854), (2, 10061821427), (7, 2874806122), (14, 1437403061), (4007, 5022122), (8014, 2511061), (28049, 717446), (56098, 358723)]