215469848

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{18691}}^1$

素因数の和:18839

約数の個数: 32

約数和(自身を含む): 444121920

約数和(自身を除く): 228652072

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 131, 262, 524, 1048, 1441, 2882, 5764, 11528, 18691, 37382, 74764, 149528, 205601, 411202, 822404, 1644808, 2448521, 4897042, 9794084, 19588168, 26933731, 53867462, 107734924, 215469848]

約数ペア:

[(1, 215469848), (2, 107734924), (4, 53867462), (8, 26933731), (11, 19588168), (22, 9794084), (44, 4897042), (88, 2448521), (131, 1644808), (262, 822404), (524, 411202), (1048, 205601), (1441, 149528), (2882, 74764), (5764, 37382), (11528, 18691)]