20991035538

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{2693}}^1\times {\mathrm{39367}}^1$

素因数の和:42079

約数の個数: 48

約数和(自身を含む): 49634859456

約数和(自身を除く): 28643823918

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 2693, 5386, 8079, 16158, 24237, 29623, 39367, 48474, 59246, 78734, 88869, 118101, 177738, 236202, 266607, 354303, 433037, 533214, 708606, 866074, 1299111, 2598222, 3897333, 7794666, 106015331, 212030662, 318045993, 636091986, 954137979, 1166168641, 1908275958, 2332337282, 3498505923, 6997011846, 10495517769, 20991035538]

約数ペア:

[(1, 20991035538), (2, 10495517769), (3, 6997011846), (6, 3498505923), (9, 2332337282), (11, 1908275958), (18, 1166168641), (22, 954137979), (33, 636091986), (66, 318045993), (99, 212030662), (198, 106015331), (2693, 7794666), (5386, 3897333), (8079, 2598222), (16158, 1299111), (24237, 866074), (29623, 708606), (39367, 533214), (48474, 433037), (59246, 354303), (78734, 266607), (88869, 236202), (118101, 177738)]