18982044

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:347

約数の個数: 72

約数和(自身を含む): 50424192

約数和(自身を除く): 31442148

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 73, 93, 124, 146, 186, 219, 233, 279, 292, 372, 438, 466, 558, 657, 699, 876, 932, 1116, 1314, 1398, 2097, 2263, 2628, 2796, 4194, 4526, 6789, 7223, 8388, 9052, 13578, 14446, 17009, 20367, 21669, 27156, 28892, 34018, 40734, 43338, 51027, 65007, 68036, 81468, 86676, 102054, 130014, 153081, 204108, 260028, 306162, 527279, 612324, 1054558, 1581837, 2109116, 3163674, 4745511, 6327348, 9491022, 18982044]

約数ペア:

[(1, 18982044), (2, 9491022), (3, 6327348), (4, 4745511), (6, 3163674), (9, 2109116), (12, 1581837), (18, 1054558), (31, 612324), (36, 527279), (62, 306162), (73, 260028), (93, 204108), (124, 153081), (146, 130014), (186, 102054), (219, 86676), (233, 81468), (279, 68036), (292, 65007), (372, 51027), (438, 43338), (466, 40734), (558, 34018), (657, 28892), (699, 27156), (876, 21669), (932, 20367), (1116, 17009), (1314, 14446), (1398, 13578), (2097, 9052), (2263, 8388), (2628, 7223), (2796, 6789), (4194, 4526)]