19843520

素因数分解:

$2^6\times 5^1\times {\mathrm{62011}}^1$

素因数の和:62028

約数の個数: 28

約数和(自身を含む): 47253144

約数和(自身を除く): 27409624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 62011, 124022, 248044, 310055, 496088, 620110, 992176, 1240220, 1984352, 2480440, 3968704, 4960880, 9921760, 19843520]

約数ペア:

[(1, 19843520), (2, 9921760), (4, 4960880), (5, 3968704), (8, 2480440), (10, 1984352), (16, 1240220), (20, 992176), (32, 620110), (40, 496088), (64, 310055), (80, 248044), (160, 124022), (320, 62011)]