997648

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{2711}}^1$

素因数の和:2742

約数の個数: 20

約数和(自身を含む): 2017728

約数和(自身を除く): 1020080

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 2711, 5422, 10844, 21688, 43376, 62353, 124706, 249412, 498824, 997648]

約数ペア:

[(1, 997648), (2, 498824), (4, 249412), (8, 124706), (16, 62353), (23, 43376), (46, 21688), (92, 10844), (184, 5422), (368, 2711)]