19683520

素因数分解:

$2^6\times 5^1\times {\mathrm{61511}}^1$

素因数の和:61528

約数の個数: 28

約数和(自身を含む): 46872144

約数和(自身を除く): 27188624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61511, 123022, 246044, 307555, 492088, 615110, 984176, 1230220, 1968352, 2460440, 3936704, 4920880, 9841760, 19683520]

約数ペア:

[(1, 19683520), (2, 9841760), (4, 4920880), (5, 3936704), (8, 2460440), (10, 1968352), (16, 1230220), (20, 984176), (32, 615110), (40, 492088), (64, 307555), (80, 246044), (160, 123022), (320, 61511)]