819003812

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{305143}}^1$

素因数の和:305219

約数の個数: 24

約数和(自身を含む): 1589189952

約数和(自身を除く): 770186140

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 305143, 610286, 1220572, 3356573, 6713146, 13426292, 18613723, 37227446, 74454892, 204750953, 409501906, 819003812]

約数ペア:

[(1, 819003812), (2, 409501906), (4, 204750953), (11, 74454892), (22, 37227446), (44, 18613723), (61, 13426292), (122, 6713146), (244, 3356573), (671, 1220572), (1342, 610286), (2684, 305143)]