20138025616

素因数分解:

$2^4\times {\mathrm{216743}}^1\times {\mathrm{5807}}^1$

素因数の和:222558

約数の個数: 20

約数和(自身を含む): 39024323712

約数和(自身を除く): 18886298096

約数列:

[1, 2, 4, 8, 16, 5807, 11614, 23228, 46456, 92912, 216743, 433486, 866972, 1733944, 3467888, 1258626601, 2517253202, 5034506404, 10069012808, 20138025616]

約数ペア:

[(1, 20138025616), (2, 10069012808), (4, 5034506404), (8, 2517253202), (16, 1258626601), (5807, 3467888), (11614, 1733944), (23228, 866972), (46456, 433486), (92912, 216743)]