194203890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2157821}}^1$

素因数の和:2157834

約数の個数: 24

約数和(自身を含む): 504930348

約数和(自身を除く): 310726458

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2157821, 4315642, 6473463, 10789105, 12946926, 19420389, 21578210, 32367315, 38840778, 64734630, 97101945, 194203890]

約数ペア:

[(1, 194203890), (2, 97101945), (3, 64734630), (5, 38840778), (6, 32367315), (9, 21578210), (10, 19420389), (15, 12946926), (18, 10789105), (30, 6473463), (45, 4315642), (90, 2157821)]