20457943912

素因数分解:

$2^3\times 7^1\times {\mathrm{463}}^1\times {\mathrm{789029}}^1$

素因数の和:789505

約数の個数: 32

約数和(自身を含む): 43933190400

約数和(自身を除く): 23475246488

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 463, 926, 1852, 3241, 3704, 6482, 12964, 25928, 789029, 1578058, 3156116, 5523203, 6312232, 11046406, 22092812, 44185624, 365320427, 730640854, 1461281708, 2557242989, 2922563416, 5114485978, 10228971956, 20457943912]

約数ペア:

[(1, 20457943912), (2, 10228971956), (4, 5114485978), (7, 2922563416), (8, 2557242989), (14, 1461281708), (28, 730640854), (56, 365320427), (463, 44185624), (926, 22092812), (1852, 11046406), (3241, 6312232), (3704, 5523203), (6482, 3156116), (12964, 1578058), (25928, 789029)]