19196820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{106649}}^1$

素因数の和:106664

約数の個数: 36

約数和(自身を含む): 58230900

約数和(自身を除く): 39034080

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 106649, 213298, 319947, 426596, 533245, 639894, 959841, 1066490, 1279788, 1599735, 1919682, 2132980, 3199470, 3839364, 4799205, 6398940, 9598410, 19196820]

約数ペア:

[(1, 19196820), (2, 9598410), (3, 6398940), (4, 4799205), (5, 3839364), (6, 3199470), (9, 2132980), (10, 1919682), (12, 1599735), (15, 1279788), (18, 1066490), (20, 959841), (30, 639894), (36, 533245), (45, 426596), (60, 319947), (90, 213298), (180, 106649)]