20253848

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{587}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 40219200

約数和(自身を除く): 19965352

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 227, 454, 587, 908, 1174, 1816, 2348, 4313, 4696, 8626, 11153, 17252, 22306, 34504, 44612, 89224, 133249, 266498, 532996, 1065992, 2531731, 5063462, 10126924, 20253848]

約数ペア:

[(1, 20253848), (2, 10126924), (4, 5063462), (8, 2531731), (19, 1065992), (38, 532996), (76, 266498), (152, 133249), (227, 89224), (454, 44612), (587, 34504), (908, 22306), (1174, 17252), (1816, 11153), (2348, 8626), (4313, 4696)]