20796635132

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{533959}}^1$

素因数の和:534090

約数の個数: 48

約数和(自身を含む): 45211461120

約数和(自身を除く): 24414825988

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 107, 182, 214, 364, 428, 749, 1391, 1498, 2782, 2996, 5564, 9737, 19474, 38948, 533959, 1067918, 2135836, 3737713, 6941467, 7475426, 13882934, 14950852, 27765868, 48590269, 57133613, 97180538, 114267226, 194361076, 228534452, 399935291, 742736969, 799870582, 1485473938, 1599741164, 2970947876, 5199158783, 10398317566, 20796635132]

約数ペア:

[(1, 20796635132), (2, 10398317566), (4, 5199158783), (7, 2970947876), (13, 1599741164), (14, 1485473938), (26, 799870582), (28, 742736969), (52, 399935291), (91, 228534452), (107, 194361076), (182, 114267226), (214, 97180538), (364, 57133613), (428, 48590269), (749, 27765868), (1391, 14950852), (1498, 13882934), (2782, 7475426), (2996, 6941467), (5564, 3737713), (9737, 2135836), (19474, 1067918), (38948, 533959)]