20556037968

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25191223}}^1$

素因数の和:25191251

約数の個数: 40

約数和(自身を含む): 56226811968

約数和(自身を除く): 35670774000

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25191223, 50382446, 75573669, 100764892, 151147338, 201529784, 302294676, 403059568, 428250791, 604589352, 856501582, 1209178704, 1284752373, 1713003164, 2569504746, 3426006328, 5139009492, 6852012656, 10278018984, 20556037968]

約数ペア:

[(1, 20556037968), (2, 10278018984), (3, 6852012656), (4, 5139009492), (6, 3426006328), (8, 2569504746), (12, 1713003164), (16, 1284752373), (17, 1209178704), (24, 856501582), (34, 604589352), (48, 428250791), (51, 403059568), (68, 302294676), (102, 201529784), (136, 151147338), (204, 100764892), (272, 75573669), (408, 50382446), (816, 25191223)]