20916072

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{9371}}^1$

素因数の和:9414

約数の個数: 48

約数和(自身を含む): 58481280

約数和(自身を除く): 37565208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 72, 93, 124, 186, 248, 279, 372, 558, 744, 1116, 2232, 9371, 18742, 28113, 37484, 56226, 74968, 84339, 112452, 168678, 224904, 290501, 337356, 581002, 674712, 871503, 1162004, 1743006, 2324008, 2614509, 3486012, 5229018, 6972024, 10458036, 20916072]

約数ペア:

[(1, 20916072), (2, 10458036), (3, 6972024), (4, 5229018), (6, 3486012), (8, 2614509), (9, 2324008), (12, 1743006), (18, 1162004), (24, 871503), (31, 674712), (36, 581002), (62, 337356), (72, 290501), (93, 224904), (124, 168678), (186, 112452), (248, 84339), (279, 74968), (372, 56226), (558, 37484), (744, 28113), (1116, 18742), (2232, 9371)]