18892168

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2697

約数の個数: 32

約数和(自身を含む): 38228760

約数和(自身を除く): 19336592

約数列:

[1, 2, 4, 8, 17, 34, 53, 68, 106, 136, 212, 424, 901, 1802, 2621, 3604, 5242, 7208, 10484, 20968, 44557, 89114, 138913, 178228, 277826, 356456, 555652, 1111304, 2361521, 4723042, 9446084, 18892168]

約数ペア:

[(1, 18892168), (2, 9446084), (4, 4723042), (8, 2361521), (17, 1111304), (34, 555652), (53, 356456), (68, 277826), (106, 178228), (136, 138913), (212, 89114), (424, 44557), (901, 20968), (1802, 10484), (2621, 7208), (3604, 5242)]