890802172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{105097}}^1$

素因数の和:105277

約数の個数: 24

約数和(自身を含む): 1689135056

約数和(自身を除く): 798332884

約数列:

[1, 2, 4, 13, 26, 52, 163, 326, 652, 2119, 4238, 8476, 105097, 210194, 420388, 1366261, 2732522, 5465044, 17130811, 34261622, 68523244, 222700543, 445401086, 890802172]

約数ペア:

[(1, 890802172), (2, 445401086), (4, 222700543), (13, 68523244), (26, 34261622), (52, 17130811), (163, 5465044), (326, 2732522), (652, 1366261), (2119, 420388), (4238, 210194), (8476, 105097)]