20366348528

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{1951}}^1\times {\mathrm{15913}}^1$

素因数の和:17913

約数の個数: 40

約数和(自身を含む): 40445494656

約数和(自身を除く): 20079146128

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 1951, 3902, 7804, 15608, 15913, 31216, 31826, 63652, 79991, 127304, 159982, 254608, 319964, 639928, 652433, 1279856, 1304866, 2609732, 5219464, 10438928, 31046263, 62092526, 124185052, 248370104, 496740208, 1272896783, 2545793566, 5091587132, 10183174264, 20366348528]

約数ペア:

[(1, 20366348528), (2, 10183174264), (4, 5091587132), (8, 2545793566), (16, 1272896783), (41, 496740208), (82, 248370104), (164, 124185052), (328, 62092526), (656, 31046263), (1951, 10438928), (3902, 5219464), (7804, 2609732), (15608, 1304866), (15913, 1279856), (31216, 652433), (31826, 639928), (63652, 319964), (79991, 254608), (127304, 159982)]