20161777376

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1613}}^1\times {\mathrm{30047}}^1$

素因数の和:31683

約数の個数: 48

約数和(自身を含む): 42774770304

約数和(自身を除く): 22612992928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1613, 3226, 6452, 12904, 20969, 25808, 30047, 41938, 51616, 60094, 83876, 120188, 167752, 240376, 335504, 390611, 480752, 671008, 781222, 961504, 1562444, 3124888, 6249776, 12499552, 48465811, 96931622, 193863244, 387726488, 630055543, 775452976, 1260111086, 1550905952, 2520222172, 5040444344, 10080888688, 20161777376]

約数ペア:

[(1, 20161777376), (2, 10080888688), (4, 5040444344), (8, 2520222172), (13, 1550905952), (16, 1260111086), (26, 775452976), (32, 630055543), (52, 387726488), (104, 193863244), (208, 96931622), (416, 48465811), (1613, 12499552), (3226, 6249776), (6452, 3124888), (12904, 1562444), (20969, 961504), (25808, 781222), (30047, 671008), (41938, 480752), (51616, 390611), (60094, 335504), (83876, 240376), (120188, 167752)]