19572718

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{2609}}^1$

素因数の和:2664

約数の個数: 24

約数和(自身を含む): 33324480

約数和(自身を除く): 13751762

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 2609, 3751, 5218, 7502, 28699, 57398, 80879, 161758, 315689, 631378, 889669, 1779338, 9786359, 19572718]

約数ペア:

[(1, 19572718), (2, 9786359), (11, 1779338), (22, 889669), (31, 631378), (62, 315689), (121, 161758), (242, 80879), (341, 57398), (682, 28699), (2609, 7502), (3751, 5218)]