20851566366

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{1386223}}^1$

素因数の和:1386360

約数の個数: 32

約数和(自身を含む): 43915576320

約数和(自身を除く): 23064009954

約数列:

[1, 2, 3, 6, 23, 46, 69, 109, 138, 218, 327, 654, 2507, 5014, 7521, 15042, 1386223, 2772446, 4158669, 8317338, 31883129, 63766258, 95649387, 151098307, 191298774, 302196614, 453294921, 906589842, 3475261061, 6950522122, 10425783183, 20851566366]

約数ペア:

[(1, 20851566366), (2, 10425783183), (3, 6950522122), (6, 3475261061), (23, 906589842), (46, 453294921), (69, 302196614), (109, 191298774), (138, 151098307), (218, 95649387), (327, 63766258), (654, 31883129), (2507, 8317338), (5014, 4158669), (7521, 2772446), (15042, 1386223)]