20118996931

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1\times {\mathrm{1987}}^1$

素因数の和:3343

約数の個数: 32

約数和(自身を含む): 23671259136

約数和(自身を除く): 3552262205

約数列:

[1, 11, 23, 31, 253, 341, 713, 1291, 1987, 7843, 14201, 21857, 29693, 40021, 45701, 61597, 326623, 440231, 502711, 677567, 920483, 1416731, 2565217, 10125313, 15584041, 28217387, 58999991, 79521727, 648999901, 874738997, 1828999721, 20118996931]

約数ペア:

[(1, 20118996931), (11, 1828999721), (23, 874738997), (31, 648999901), (253, 79521727), (341, 58999991), (713, 28217387), (1291, 15584041), (1987, 10125313), (7843, 2565217), (14201, 1416731), (21857, 920483), (29693, 677567), (40021, 502711), (45701, 440231), (61597, 326623)]