19018530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{70439}}^1$

素因数の和:70455

約数の個数: 32

約数和(自身を含む): 50716800

約数和(自身を除く): 31698270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 70439, 140878, 211317, 352195, 422634, 633951, 704390, 1056585, 1267902, 1901853, 2113170, 3169755, 3803706, 6339510, 9509265, 19018530]

約数ペア:

[(1, 19018530), (2, 9509265), (3, 6339510), (5, 3803706), (6, 3169755), (9, 2113170), (10, 1901853), (15, 1267902), (18, 1056585), (27, 704390), (30, 633951), (45, 422634), (54, 352195), (90, 211317), (135, 140878), (270, 70439)]