20516042

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{331}}^1\times {\mathrm{1823}}^1$

素因数の和:2173

約数の個数: 16

約数和(自身を含む): 32700672

約数和(自身を除く): 12184630

約数列:

[1, 2, 17, 34, 331, 662, 1823, 3646, 5627, 11254, 30991, 61982, 603413, 1206826, 10258021, 20516042]

約数ペア:

[(1, 20516042), (2, 10258021), (17, 1206826), (34, 603413), (331, 61982), (662, 30991), (1823, 11254), (3646, 5627)]