2157843784

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{62597}}^1$

素因数の和:62773

約数の個数: 32

約数和(自身を含む): 4206585600

約数和(自身を除く): 2048741816

約数列:

[1, 2, 4, 8, 31, 62, 124, 139, 248, 278, 556, 1112, 4309, 8618, 17236, 34472, 62597, 125194, 250388, 500776, 1940507, 3881014, 7762028, 8700983, 15524056, 17401966, 34803932, 69607864, 269730473, 539460946, 1078921892, 2157843784]

約数ペア:

[(1, 2157843784), (2, 1078921892), (4, 539460946), (8, 269730473), (31, 69607864), (62, 34803932), (124, 17401966), (139, 15524056), (248, 8700983), (278, 7762028), (556, 3881014), (1112, 1940507), (4309, 500776), (8618, 250388), (17236, 125194), (34472, 62597)]