16915980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{281933}}^1$

素因数の和:281945

約数の個数: 24

約数和(自身を含む): 47364912

約数和(自身を除く): 30448932

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 281933, 563866, 845799, 1127732, 1409665, 1691598, 2819330, 3383196, 4228995, 5638660, 8457990, 16915980]

約数ペア:

[(1, 16915980), (2, 8457990), (3, 5638660), (4, 4228995), (5, 3383196), (6, 2819330), (10, 1691598), (12, 1409665), (15, 1127732), (20, 845799), (30, 563866), (60, 281933)]