39687568

素因数分解:

$2^4\times {\mathrm{991}}^1\times {\mathrm{2503}}^1$

素因数の和:3502

約数の個数: 20

約数和(自身を含む): 77003008

約数和(自身を除く): 37315440

約数列:

[1, 2, 4, 8, 16, 991, 1982, 2503, 3964, 5006, 7928, 10012, 15856, 20024, 40048, 2480473, 4960946, 9921892, 19843784, 39687568]

約数ペア:

[(1, 39687568), (2, 19843784), (4, 9921892), (8, 4960946), (16, 2480473), (991, 40048), (1982, 20024), (2503, 15856), (3964, 10012), (5006, 7928)]