19728198

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{1933}}^1$

素因数の和:1960

約数の個数: 56

約数和(自身を含む): 50732688

約数和(自身を除く): 31004490

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 1933, 3402, 3866, 5103, 5799, 10206, 11598, 13531, 17397, 27062, 34794, 40593, 52191, 81186, 104382, 121779, 156573, 243558, 313146, 365337, 469719, 730674, 939438, 1096011, 1409157, 2192022, 2818314, 3288033, 6576066, 9864099, 19728198]

約数ペア:

[(1, 19728198), (2, 9864099), (3, 6576066), (6, 3288033), (7, 2818314), (9, 2192022), (14, 1409157), (18, 1096011), (21, 939438), (27, 730674), (42, 469719), (54, 365337), (63, 313146), (81, 243558), (126, 156573), (162, 121779), (189, 104382), (243, 81186), (378, 52191), (486, 40593), (567, 34794), (729, 27062), (1134, 17397), (1458, 13531), (1701, 11598), (1933, 10206), (3402, 5799), (3866, 5103)]