17838770

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{449}}^1$

素因数の和:622

約数の個数: 32

約数和(自身を含む): 33534000

約数和(自身を除く): 15695230

約数列:

[1, 2, 5, 10, 29, 58, 137, 145, 274, 290, 449, 685, 898, 1370, 2245, 3973, 4490, 7946, 13021, 19865, 26042, 39730, 61513, 65105, 123026, 130210, 307565, 615130, 1783877, 3567754, 8919385, 17838770]

約数ペア:

[(1, 17838770), (2, 8919385), (5, 3567754), (10, 1783877), (29, 615130), (58, 307565), (137, 130210), (145, 123026), (274, 65105), (290, 61513), (449, 39730), (685, 26042), (898, 19865), (1370, 13021), (2245, 7946), (3973, 4490)]