20175701826

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{51581}}^1$

素因数の和:51799

約数の個数: 64

約数和(自身を含む): 47141821440

約数和(自身を除く): 26966119614

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 139, 201, 278, 402, 417, 469, 834, 938, 973, 1407, 1946, 2814, 2919, 5838, 9313, 18626, 27939, 51581, 55878, 65191, 103162, 130382, 154743, 195573, 309486, 361067, 391146, 722134, 1083201, 2166402, 3455927, 6911854, 7169759, 10367781, 14339518, 20735562, 21509277, 24191489, 43018554, 48382978, 50188313, 72574467, 100376626, 145148934, 150564939, 301129878, 480373853, 960747706, 1441121559, 2882243118, 3362616971, 6725233942, 10087850913, 20175701826]

約数ペア:

[(1, 20175701826), (2, 10087850913), (3, 6725233942), (6, 3362616971), (7, 2882243118), (14, 1441121559), (21, 960747706), (42, 480373853), (67, 301129878), (134, 150564939), (139, 145148934), (201, 100376626), (278, 72574467), (402, 50188313), (417, 48382978), (469, 43018554), (834, 24191489), (938, 21509277), (973, 20735562), (1407, 14339518), (1946, 10367781), (2814, 7169759), (2919, 6911854), (5838, 3455927), (9313, 2166402), (18626, 1083201), (27939, 722134), (51581, 391146), (55878, 361067), (65191, 309486), (103162, 195573), (130382, 154743)]