20956070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{941}}^1$

素因数の和:1096

約数の個数: 32

約数和(自身を含む): 40287456

約数和(自身を除く): 19331386

約数列:

[1, 2, 5, 10, 17, 34, 85, 131, 170, 262, 655, 941, 1310, 1882, 2227, 4454, 4705, 9410, 11135, 15997, 22270, 31994, 79985, 123271, 159970, 246542, 616355, 1232710, 2095607, 4191214, 10478035, 20956070]

約数ペア:

[(1, 20956070), (2, 10478035), (5, 4191214), (10, 2095607), (17, 1232710), (34, 616355), (85, 246542), (131, 159970), (170, 123271), (262, 79985), (655, 31994), (941, 22270), (1310, 15997), (1882, 11135), (2227, 9410), (4454, 4705)]