20902272

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{1877}}^1$

素因数の和:1923

約数の個数: 64

約数和(自身を含む): 57466800

約数和(自身を除く): 36564528

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 96, 116, 128, 174, 192, 232, 348, 384, 464, 696, 928, 1392, 1856, 1877, 2784, 3712, 3754, 5568, 5631, 7508, 11136, 11262, 15016, 22524, 30032, 45048, 54433, 60064, 90096, 108866, 120128, 163299, 180192, 217732, 240256, 326598, 360384, 435464, 653196, 720768, 870928, 1306392, 1741856, 2612784, 3483712, 5225568, 6967424, 10451136, 20902272]

約数ペア:

[(1, 20902272), (2, 10451136), (3, 6967424), (4, 5225568), (6, 3483712), (8, 2612784), (12, 1741856), (16, 1306392), (24, 870928), (29, 720768), (32, 653196), (48, 435464), (58, 360384), (64, 326598), (87, 240256), (96, 217732), (116, 180192), (128, 163299), (174, 120128), (192, 108866), (232, 90096), (348, 60064), (384, 54433), (464, 45048), (696, 30032), (928, 22524), (1392, 15016), (1856, 11262), (1877, 11136), (2784, 7508), (3712, 5631), (3754, 5568)]