20979168

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31219}}^1$

素因数の和:31239

約数の個数: 48

約数和(自身を含む): 62939520

約数和(自身を除く): 41960352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 31219, 62438, 93657, 124876, 187314, 218533, 249752, 374628, 437066, 499504, 655599, 749256, 874132, 999008, 1311198, 1498512, 1748264, 2622396, 2997024, 3496528, 5244792, 6993056, 10489584, 20979168]

約数ペア:

[(1, 20979168), (2, 10489584), (3, 6993056), (4, 5244792), (6, 3496528), (7, 2997024), (8, 2622396), (12, 1748264), (14, 1498512), (16, 1311198), (21, 999008), (24, 874132), (28, 749256), (32, 655599), (42, 499504), (48, 437066), (56, 374628), (84, 249752), (96, 218533), (112, 187314), (168, 124876), (224, 93657), (336, 62438), (672, 31219)]