20784156190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1553}}^1\times {\mathrm{191189}}^1$

素因数の和:192756

約数の個数: 32

約数和(自身を含む): 42783733440

約数和(自身を除く): 21999577250

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1553, 3106, 7765, 10871, 15530, 21742, 54355, 108710, 191189, 382378, 955945, 1338323, 1911890, 2676646, 6691615, 13383230, 296916517, 593833034, 1484582585, 2078415619, 2969165170, 4156831238, 10392078095, 20784156190]

約数ペア:

[(1, 20784156190), (2, 10392078095), (5, 4156831238), (7, 2969165170), (10, 2078415619), (14, 1484582585), (35, 593833034), (70, 296916517), (1553, 13383230), (3106, 6691615), (7765, 2676646), (10871, 1911890), (15530, 1338323), (21742, 955945), (54355, 382378), (108710, 191189)]