19465028

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:464

約数の個数: 36

約数和(自身を含む): 37850736

約数和(自身を除く): 18385708

約数列:

[1, 2, 4, 11, 22, 44, 121, 131, 242, 262, 307, 484, 524, 614, 1228, 1441, 2882, 3377, 5764, 6754, 13508, 15851, 31702, 37147, 40217, 63404, 74294, 80434, 148588, 160868, 442387, 884774, 1769548, 4866257, 9732514, 19465028]

約数ペア:

[(1, 19465028), (2, 9732514), (4, 4866257), (11, 1769548), (22, 884774), (44, 442387), (121, 160868), (131, 148588), (242, 80434), (262, 74294), (307, 63404), (484, 40217), (524, 37147), (614, 31702), (1228, 15851), (1441, 13508), (2882, 6754), (3377, 5764)]