20132816

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1567}}^1$

素因数の和:1659

約数の個数: 40

約数和(自身を含む): 43163904

約数和(自身を除く): 23031088

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1567, 1606, 3134, 3212, 6268, 6424, 12536, 12848, 17237, 25072, 34474, 68948, 114391, 137896, 228782, 275792, 457564, 915128, 1258301, 1830256, 2516602, 5033204, 10066408, 20132816]

約数ペア:

[(1, 20132816), (2, 10066408), (4, 5033204), (8, 2516602), (11, 1830256), (16, 1258301), (22, 915128), (44, 457564), (73, 275792), (88, 228782), (146, 137896), (176, 114391), (292, 68948), (584, 34474), (803, 25072), (1168, 17237), (1567, 12848), (1606, 12536), (3134, 6424), (3212, 6268)]