20793456

素因数分解:

$2^4\times 3^3\times {\mathrm{127}}^1\times {\mathrm{379}}^1$

素因数の和:523

約数の個数: 80

約数和(自身を含む): 60313600

約数和(自身を除く): 39520144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 127, 144, 216, 254, 379, 381, 432, 508, 758, 762, 1016, 1137, 1143, 1516, 1524, 2032, 2274, 2286, 3032, 3048, 3411, 3429, 4548, 4572, 6064, 6096, 6822, 6858, 9096, 9144, 10233, 13644, 13716, 18192, 18288, 20466, 27288, 27432, 40932, 48133, 54576, 54864, 81864, 96266, 144399, 163728, 192532, 288798, 385064, 433197, 577596, 770128, 866394, 1155192, 1299591, 1732788, 2310384, 2599182, 3465576, 5198364, 6931152, 10396728, 20793456]

約数ペア:

[(1, 20793456), (2, 10396728), (3, 6931152), (4, 5198364), (6, 3465576), (8, 2599182), (9, 2310384), (12, 1732788), (16, 1299591), (18, 1155192), (24, 866394), (27, 770128), (36, 577596), (48, 433197), (54, 385064), (72, 288798), (108, 192532), (127, 163728), (144, 144399), (216, 96266), (254, 81864), (379, 54864), (381, 54576), (432, 48133), (508, 40932), (758, 27432), (762, 27288), (1016, 20466), (1137, 18288), (1143, 18192), (1516, 13716), (1524, 13644), (2032, 10233), (2274, 9144), (2286, 9096), (3032, 6858), (3048, 6822), (3411, 6096), (3429, 6064), (4548, 4572)]