20165963104

素因数分解:

$2^5\times 7^1\times {\mathrm{1811}}^1\times {\mathrm{49711}}^1$

素因数の和:51539

約数の個数: 48

約数和(自身を含む): 45399384576

約数和(自身を除く): 25233421472

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1811, 3622, 7244, 12677, 14488, 25354, 28976, 49711, 50708, 57952, 99422, 101416, 198844, 202832, 347977, 397688, 405664, 695954, 795376, 1391908, 1590752, 2783816, 5567632, 11135264, 90026621, 180053242, 360106484, 630186347, 720212968, 1260372694, 1440425936, 2520745388, 2880851872, 5041490776, 10082981552, 20165963104]

約数ペア:

[(1, 20165963104), (2, 10082981552), (4, 5041490776), (7, 2880851872), (8, 2520745388), (14, 1440425936), (16, 1260372694), (28, 720212968), (32, 630186347), (56, 360106484), (112, 180053242), (224, 90026621), (1811, 11135264), (3622, 5567632), (7244, 2783816), (12677, 1590752), (14488, 1391908), (25354, 795376), (28976, 695954), (49711, 405664), (50708, 397688), (57952, 347977), (99422, 202832), (101416, 198844)]