20400768

素因数分解:

$2^7\times 3^3\times {\mathrm{5903}}^1$

素因数の和:5926

約数の個数: 64

約数和(自身を含む): 60220800

約数和(自身を除く): 39820032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 432, 576, 864, 1152, 1728, 3456, 5903, 11806, 17709, 23612, 35418, 47224, 53127, 70836, 94448, 106254, 141672, 159381, 188896, 212508, 283344, 318762, 377792, 425016, 566688, 637524, 755584, 850032, 1133376, 1275048, 1700064, 2266752, 2550096, 3400128, 5100192, 6800256, 10200384, 20400768]

約数ペア:

[(1, 20400768), (2, 10200384), (3, 6800256), (4, 5100192), (6, 3400128), (8, 2550096), (9, 2266752), (12, 1700064), (16, 1275048), (18, 1133376), (24, 850032), (27, 755584), (32, 637524), (36, 566688), (48, 425016), (54, 377792), (64, 318762), (72, 283344), (96, 212508), (108, 188896), (128, 159381), (144, 141672), (192, 106254), (216, 94448), (288, 70836), (384, 53127), (432, 47224), (576, 35418), (864, 23612), (1152, 17709), (1728, 11806), (3456, 5903)]