19968288

素因数分解:

$2^5\times 3^1\times {\mathrm{208003}}^1$

素因数の和:208016

約数の個数: 24

約数和(自身を含む): 52417008

約数和(自身を除く): 32448720

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 208003, 416006, 624009, 832012, 1248018, 1664024, 2496036, 3328048, 4992072, 6656096, 9984144, 19968288]

約数ペア:

[(1, 19968288), (2, 9984144), (3, 6656096), (4, 4992072), (6, 3328048), (8, 2496036), (12, 1664024), (16, 1248018), (24, 832012), (32, 624009), (48, 416006), (96, 208003)]