19219360

素因数分解:

$2^5\times 5^1\times {\mathrm{120121}}^1$

素因数の和:120136

約数の個数: 24

約数和(自身を含む): 45406116

約数和(自身を除く): 26186756

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 120121, 240242, 480484, 600605, 960968, 1201210, 1921936, 2402420, 3843872, 4804840, 9609680, 19219360]

約数ペア:

[(1, 19219360), (2, 9609680), (4, 4804840), (5, 3843872), (8, 2402420), (10, 1921936), (16, 1201210), (20, 960968), (32, 600605), (40, 480484), (80, 240242), (160, 120121)]