20282548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 42477120

約数和(自身を除く): 22194572

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 572, 601, 649, 767, 1202, 1298, 1534, 2404, 2596, 3068, 6611, 7813, 8437, 13222, 15626, 16874, 26444, 31252, 33748, 35459, 70918, 85943, 141836, 171886, 343772, 390049, 460967, 780098, 921934, 1560196, 1843868, 5070637, 10141274, 20282548]

約数ペア:

[(1, 20282548), (2, 10141274), (4, 5070637), (11, 1843868), (13, 1560196), (22, 921934), (26, 780098), (44, 460967), (52, 390049), (59, 343772), (118, 171886), (143, 141836), (236, 85943), (286, 70918), (572, 35459), (601, 33748), (649, 31252), (767, 26444), (1202, 16874), (1298, 15626), (1534, 13222), (2404, 8437), (2596, 7813), (3068, 6611)]