19810368970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12304577}}^1$

素因数の和:12304614

約数の個数: 32

約数和(自身を含む): 42524621568

約数和(自身を除く): 22714252598

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12304577, 24609154, 61522885, 86132039, 123045770, 172264078, 283005271, 430660195, 566010542, 861320390, 1415026355, 1981036897, 2830052710, 3962073794, 9905184485, 19810368970]

約数ペア:

[(1, 19810368970), (2, 9905184485), (5, 3962073794), (7, 2830052710), (10, 1981036897), (14, 1415026355), (23, 861320390), (35, 566010542), (46, 430660195), (70, 283005271), (115, 172264078), (161, 123045770), (230, 86132039), (322, 61522885), (805, 24609154), (1610, 12304577)]