20677954368

素因数分解:

$2^6\times 3^1\times {\mathrm{647}}^1\times {\mathrm{166457}}^1$

素因数の和:167119

約数の個数: 56

約数和(自身を含む): 54795310272

約数和(自身を除く): 34117355904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 647, 1294, 1941, 2588, 3882, 5176, 7764, 10352, 15528, 20704, 31056, 41408, 62112, 124224, 166457, 332914, 499371, 665828, 998742, 1331656, 1997484, 2663312, 3994968, 5326624, 7989936, 10653248, 15979872, 31959744, 107697679, 215395358, 323093037, 430790716, 646186074, 861581432, 1292372148, 1723162864, 2584744296, 3446325728, 5169488592, 6892651456, 10338977184, 20677954368]

約数ペア:

[(1, 20677954368), (2, 10338977184), (3, 6892651456), (4, 5169488592), (6, 3446325728), (8, 2584744296), (12, 1723162864), (16, 1292372148), (24, 861581432), (32, 646186074), (48, 430790716), (64, 323093037), (96, 215395358), (192, 107697679), (647, 31959744), (1294, 15979872), (1941, 10653248), (2588, 7989936), (3882, 5326624), (5176, 3994968), (7764, 2663312), (10352, 1997484), (15528, 1331656), (20704, 998742), (31056, 665828), (41408, 499371), (62112, 332914), (124224, 166457)]