19767420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{109819}}^1$

素因数の和:109834

約数の個数: 36

約数和(自身を含む): 59961720

約数和(自身を除く): 40194300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 109819, 219638, 329457, 439276, 549095, 658914, 988371, 1098190, 1317828, 1647285, 1976742, 2196380, 3294570, 3953484, 4941855, 6589140, 9883710, 19767420]

約数ペア:

[(1, 19767420), (2, 9883710), (3, 6589140), (4, 4941855), (5, 3953484), (6, 3294570), (9, 2196380), (10, 1976742), (12, 1647285), (15, 1317828), (18, 1098190), (20, 988371), (30, 658914), (36, 549095), (45, 439276), (60, 329457), (90, 219638), (180, 109819)]