20686392

素因数分解:

$2^3\times 3^2\times {\mathrm{47}}^1\times {\mathrm{6113}}^1$

素因数の和:6172

約数の個数: 48

約数和(自身を含む): 57227040

約数和(自身を除く): 36540648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 47, 72, 94, 141, 188, 282, 376, 423, 564, 846, 1128, 1692, 3384, 6113, 12226, 18339, 24452, 36678, 48904, 55017, 73356, 110034, 146712, 220068, 287311, 440136, 574622, 861933, 1149244, 1723866, 2298488, 2585799, 3447732, 5171598, 6895464, 10343196, 20686392]

約数ペア:

[(1, 20686392), (2, 10343196), (3, 6895464), (4, 5171598), (6, 3447732), (8, 2585799), (9, 2298488), (12, 1723866), (18, 1149244), (24, 861933), (36, 574622), (47, 440136), (72, 287311), (94, 220068), (141, 146712), (188, 110034), (282, 73356), (376, 55017), (423, 48904), (564, 36678), (846, 24452), (1128, 18339), (1692, 12226), (3384, 6113)]