19108280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{12911}}^1$

素因数の和:12959

約数の個数: 32

約数和(自身を含む): 44159040

約数和(自身を除く): 25050760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 12911, 25822, 51644, 64555, 103288, 129110, 258220, 477707, 516440, 955414, 1910828, 2388535, 3821656, 4777070, 9554140, 19108280]

約数ペア:

[(1, 19108280), (2, 9554140), (4, 4777070), (5, 3821656), (8, 2388535), (10, 1910828), (20, 955414), (37, 516440), (40, 477707), (74, 258220), (148, 129110), (185, 103288), (296, 64555), (370, 51644), (740, 25822), (1480, 12911)]