16473988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^2$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 31496080

約数和(自身を除く): 15022092

約数列:

[1, 2, 4, 19, 38, 43, 71, 76, 86, 142, 172, 284, 817, 1349, 1634, 2698, 3053, 3268, 5041, 5396, 6106, 10082, 12212, 20164, 58007, 95779, 116014, 191558, 216763, 232028, 383116, 433526, 867052, 4118497, 8236994, 16473988]

約数ペア:

[(1, 16473988), (2, 8236994), (4, 4118497), (19, 867052), (38, 433526), (43, 383116), (71, 232028), (76, 216763), (86, 191558), (142, 116014), (172, 95779), (284, 58007), (817, 20164), (1349, 12212), (1634, 10082), (2698, 6106), (3053, 5396), (3268, 5041)]