19782708

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2053}}^1$

素因数の和:2144

約数の個数: 48

約数和(自身を含む): 51070656

約数和(自身を除く): 31287948

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 73, 132, 146, 219, 292, 438, 803, 876, 1606, 2053, 2409, 3212, 4106, 4818, 6159, 8212, 9636, 12318, 22583, 24636, 45166, 67749, 90332, 135498, 149869, 270996, 299738, 449607, 599476, 899214, 1648559, 1798428, 3297118, 4945677, 6594236, 9891354, 19782708]

約数ペア:

[(1, 19782708), (2, 9891354), (3, 6594236), (4, 4945677), (6, 3297118), (11, 1798428), (12, 1648559), (22, 899214), (33, 599476), (44, 449607), (66, 299738), (73, 270996), (132, 149869), (146, 135498), (219, 90332), (292, 67749), (438, 45166), (803, 24636), (876, 22583), (1606, 12318), (2053, 9636), (2409, 8212), (3212, 6159), (4106, 4818)]