19876368

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 54014400

約数和(自身を除く): 34138032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 109, 116, 131, 174, 218, 232, 262, 327, 348, 393, 436, 464, 524, 654, 696, 786, 872, 1048, 1308, 1392, 1572, 1744, 2096, 2616, 3144, 3161, 3799, 5232, 6288, 6322, 7598, 9483, 11397, 12644, 14279, 15196, 18966, 22794, 25288, 28558, 30392, 37932, 42837, 45588, 50576, 57116, 60784, 75864, 85674, 91176, 114232, 151728, 171348, 182352, 228464, 342696, 414091, 685392, 828182, 1242273, 1656364, 2484546, 3312728, 4969092, 6625456, 9938184, 19876368]

約数ペア:

[(1, 19876368), (2, 9938184), (3, 6625456), (4, 4969092), (6, 3312728), (8, 2484546), (12, 1656364), (16, 1242273), (24, 828182), (29, 685392), (48, 414091), (58, 342696), (87, 228464), (109, 182352), (116, 171348), (131, 151728), (174, 114232), (218, 91176), (232, 85674), (262, 75864), (327, 60784), (348, 57116), (393, 50576), (436, 45588), (464, 42837), (524, 37932), (654, 30392), (696, 28558), (786, 25288), (872, 22794), (1048, 18966), (1308, 15196), (1392, 14279), (1572, 12644), (1744, 11397), (2096, 9483), (2616, 7598), (3144, 6322), (3161, 6288), (3799, 5232)]