20160438512

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20656187}}^1$

素因数の和:20656256

約数の個数: 20

約数和(自身を含む): 39701193336

約数和(自身を除く): 19540754824

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20656187, 41312374, 82624748, 165249496, 330498992, 1260027407, 2520054814, 5040109628, 10080219256, 20160438512]

約数ペア:

[(1, 20160438512), (2, 10080219256), (4, 5040109628), (8, 2520054814), (16, 1260027407), (61, 330498992), (122, 165249496), (244, 82624748), (488, 41312374), (976, 20656187)]