20403955256

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{1087}}^1\times {\mathrm{80909}}^1$

素因数の和:82031

約数の個数: 32

約数和(自身を含む): 39613536000

約数和(自身を除く): 19209580744

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 1087, 2174, 4348, 8696, 31523, 63046, 80909, 126092, 161818, 252184, 323636, 647272, 2346361, 4692722, 9385444, 18770888, 87948083, 175896166, 351792332, 703584664, 2550494407, 5100988814, 10201977628, 20403955256]

約数ペア:

[(1, 20403955256), (2, 10201977628), (4, 5100988814), (8, 2550494407), (29, 703584664), (58, 351792332), (116, 175896166), (232, 87948083), (1087, 18770888), (2174, 9385444), (4348, 4692722), (8696, 2346361), (31523, 647272), (63046, 323636), (80909, 252184), (126092, 161818)]