18219978

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{16067}}^1$

素因数の和:16088

約数の個数: 40

約数和(自身を含む): 46661472

約数和(自身を除く): 28441494

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 16067, 32134, 48201, 96402, 112469, 144603, 224938, 289206, 337407, 433809, 674814, 867618, 1012221, 1301427, 2024442, 2602854, 3036663, 6073326, 9109989, 18219978]

約数ペア:

[(1, 18219978), (2, 9109989), (3, 6073326), (6, 3036663), (7, 2602854), (9, 2024442), (14, 1301427), (18, 1012221), (21, 867618), (27, 674814), (42, 433809), (54, 337407), (63, 289206), (81, 224938), (126, 144603), (162, 112469), (189, 96402), (378, 48201), (567, 32134), (1134, 16067)]