19524218

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 34406400

約数和(自身を除く): 14882182

約数列:

[1, 2, 7, 14, 79, 127, 139, 158, 254, 278, 553, 889, 973, 1106, 1778, 1946, 10033, 10981, 17653, 20066, 21962, 35306, 70231, 76867, 123571, 140462, 153734, 247142, 1394587, 2789174, 9762109, 19524218]

約数ペア:

[(1, 19524218), (2, 9762109), (7, 2789174), (14, 1394587), (79, 247142), (127, 153734), (139, 140462), (158, 123571), (254, 76867), (278, 70231), (553, 35306), (889, 21962), (973, 20066), (1106, 17653), (1778, 10981), (1946, 10033)]