19229955

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{401}}^1$

素因数の和:571

約数の個数: 32

約数和(自身を含む): 32417280

約数和(自身を除く): 13187325

約数列:

[1, 3, 5, 15, 23, 69, 115, 139, 345, 401, 417, 695, 1203, 2005, 2085, 3197, 6015, 9223, 9591, 15985, 27669, 46115, 47955, 55739, 138345, 167217, 278695, 836085, 1281997, 3845991, 6409985, 19229955]

約数ペア:

[(1, 19229955), (3, 6409985), (5, 3845991), (15, 1281997), (23, 836085), (69, 278695), (115, 167217), (139, 138345), (345, 55739), (401, 47955), (417, 46115), (695, 27669), (1203, 15985), (2005, 9591), (2085, 9223), (3197, 6015)]