19416978

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2111}}^1$

素因数の和:2199

約数の個数: 48

約数和(自身を含む): 48761856

約数和(自身を除く): 29344878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 219, 438, 511, 657, 1022, 1314, 1533, 2111, 3066, 4222, 4599, 6333, 9198, 12666, 14777, 18999, 29554, 37998, 44331, 88662, 132993, 154103, 265986, 308206, 462309, 924618, 1078721, 1386927, 2157442, 2773854, 3236163, 6472326, 9708489, 19416978]

約数ペア:

[(1, 19416978), (2, 9708489), (3, 6472326), (6, 3236163), (7, 2773854), (9, 2157442), (14, 1386927), (18, 1078721), (21, 924618), (42, 462309), (63, 308206), (73, 265986), (126, 154103), (146, 132993), (219, 88662), (438, 44331), (511, 37998), (657, 29554), (1022, 18999), (1314, 14777), (1533, 12666), (2111, 9198), (3066, 6333), (4222, 4599)]