1946890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1609}}^1$

素因数の和:1638

約数の個数: 24

約数和(自身を含む): 3854340

約数和(自身を除く): 1907450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1609, 3218, 8045, 16090, 17699, 35398, 88495, 176990, 194689, 389378, 973445, 1946890]

約数ペア:

[(1, 1946890), (2, 973445), (5, 389378), (10, 194689), (11, 176990), (22, 88495), (55, 35398), (110, 17699), (121, 16090), (242, 8045), (605, 3218), (1210, 1609)]