20199295165

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{137771}}^1$

素因数の和:137913

約数の個数: 32

約数和(自身を含む): 28568401920

約数和(自身を除く): 8369106755

約数列:

[1, 5, 7, 35, 59, 71, 295, 355, 413, 497, 2065, 2485, 4189, 20945, 29323, 137771, 146615, 688855, 964397, 4821985, 8128489, 9781741, 40642445, 48908705, 56899423, 68472187, 284497115, 342360935, 577122719, 2885613595, 4039859033, 20199295165]

約数ペア:

[(1, 20199295165), (5, 4039859033), (7, 2885613595), (35, 577122719), (59, 342360935), (71, 284497115), (295, 68472187), (355, 56899423), (413, 48908705), (497, 40642445), (2065, 9781741), (2485, 8128489), (4189, 4821985), (20945, 964397), (29323, 688855), (137771, 146615)]