20044112

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1867}}^1$

素因数の和:1947

約数の個数: 40

約数和(自身を含む): 43083552

約数和(自身を除く): 23039440

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1867, 2684, 3734, 5368, 7468, 10736, 14936, 20537, 29872, 41074, 82148, 113887, 164296, 227774, 328592, 455548, 911096, 1252757, 1822192, 2505514, 5011028, 10022056, 20044112]

約数ペア:

[(1, 20044112), (2, 10022056), (4, 5011028), (8, 2505514), (11, 1822192), (16, 1252757), (22, 911096), (44, 455548), (61, 328592), (88, 227774), (122, 164296), (176, 113887), (244, 82148), (488, 41074), (671, 29872), (976, 20537), (1342, 14936), (1867, 10736), (2684, 7468), (3734, 5368)]