19506420

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{12041}}^1$

素因数の和:12062

約数の個数: 60

約数和(自身を含む): 61197444

約数和(自身を除く): 41691024

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 12041, 24082, 36123, 48164, 60205, 72246, 108369, 120410, 144492, 180615, 216738, 240820, 325107, 361230, 433476, 541845, 650214, 722460, 975321, 1083690, 1300428, 1625535, 1950642, 2167380, 3251070, 3901284, 4876605, 6502140, 9753210, 19506420]

約数ペア:

[(1, 19506420), (2, 9753210), (3, 6502140), (4, 4876605), (5, 3901284), (6, 3251070), (9, 2167380), (10, 1950642), (12, 1625535), (15, 1300428), (18, 1083690), (20, 975321), (27, 722460), (30, 650214), (36, 541845), (45, 433476), (54, 361230), (60, 325107), (81, 240820), (90, 216738), (108, 180615), (135, 144492), (162, 120410), (180, 108369), (270, 72246), (324, 60205), (405, 48164), (540, 36123), (810, 24082), (1620, 12041)]