19938866484

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{304373}}^1$

素因数の和:304536

約数の個数: 48

約数和(自身を含む): 47862202752

約数和(自身を除く): 27923336268

約数列:

[1, 2, 3, 4, 6, 12, 53, 103, 106, 159, 206, 212, 309, 318, 412, 618, 636, 1236, 5459, 10918, 16377, 21836, 32754, 65508, 304373, 608746, 913119, 1217492, 1826238, 3652476, 16131769, 31350419, 32263538, 48395307, 62700838, 64527076, 94051257, 96790614, 125401676, 188102514, 193581228, 376205028, 1661572207, 3323144414, 4984716621, 6646288828, 9969433242, 19938866484]

約数ペア:

[(1, 19938866484), (2, 9969433242), (3, 6646288828), (4, 4984716621), (6, 3323144414), (12, 1661572207), (53, 376205028), (103, 193581228), (106, 188102514), (159, 125401676), (206, 96790614), (212, 94051257), (309, 64527076), (318, 62700838), (412, 48395307), (618, 32263538), (636, 31350419), (1236, 16131769), (5459, 3652476), (10918, 1826238), (16377, 1217492), (21836, 913119), (32754, 608746), (65508, 304373)]