18246788

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 48

約数和(自身を含む): 37793280

約数和(自身を除く): 19546492

約数列:

[1, 2, 4, 7, 14, 28, 73, 79, 113, 146, 158, 226, 292, 316, 452, 511, 553, 791, 1022, 1106, 1582, 2044, 2212, 3164, 5767, 8249, 8927, 11534, 16498, 17854, 23068, 32996, 35708, 40369, 57743, 62489, 80738, 115486, 124978, 161476, 230972, 249956, 651671, 1303342, 2606684, 4561697, 9123394, 18246788]

約数ペア:

[(1, 18246788), (2, 9123394), (4, 4561697), (7, 2606684), (14, 1303342), (28, 651671), (73, 249956), (79, 230972), (113, 161476), (146, 124978), (158, 115486), (226, 80738), (292, 62489), (316, 57743), (452, 40369), (511, 35708), (553, 32996), (791, 23068), (1022, 17854), (1106, 16498), (1582, 11534), (2044, 8927), (2212, 8249), (3164, 5767)]