20163621650

素因数分解:

$2^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{953}}^1\times {\mathrm{10321}}^1$

素因数の和:11327

約数の個数: 48

約数和(自身を含む): 38463116328

約数和(自身を除く): 18299494678

約数列:

[1, 2, 5, 10, 25, 41, 50, 82, 205, 410, 953, 1025, 1906, 2050, 4765, 9530, 10321, 20642, 23825, 39073, 47650, 51605, 78146, 103210, 195365, 258025, 390730, 423161, 516050, 846322, 976825, 1953650, 2115805, 4231610, 9835913, 10579025, 19671826, 21158050, 49179565, 98359130, 245897825, 403272433, 491795650, 806544866, 2016362165, 4032724330, 10081810825, 20163621650]

約数ペア:

[(1, 20163621650), (2, 10081810825), (5, 4032724330), (10, 2016362165), (25, 806544866), (41, 491795650), (50, 403272433), (82, 245897825), (205, 98359130), (410, 49179565), (953, 21158050), (1025, 19671826), (1906, 10579025), (2050, 9835913), (4765, 4231610), (9530, 2115805), (10321, 1953650), (20642, 976825), (23825, 846322), (39073, 516050), (47650, 423161), (51605, 390730), (78146, 258025), (103210, 195365)]