20791336384

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3569941}}^1$

素因数の和:3569973

約数の個数: 56

約数和(自身を含む): 50778855008

約数和(自身を除く): 29987518624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 3569941, 7139882, 14279764, 24989587, 28559528, 46409233, 49979174, 57119056, 92818466, 99958348, 114238112, 185636932, 199916696, 228476224, 324864631, 371273864, 399833392, 649729262, 742547728, 799666784, 1299458524, 1485095456, 1599333568, 2598917048, 2970190912, 5197834096, 10395668192, 20791336384]

約数ペア:

[(1, 20791336384), (2, 10395668192), (4, 5197834096), (7, 2970190912), (8, 2598917048), (13, 1599333568), (14, 1485095456), (16, 1299458524), (26, 799666784), (28, 742547728), (32, 649729262), (52, 399833392), (56, 371273864), (64, 324864631), (91, 228476224), (104, 199916696), (112, 185636932), (182, 114238112), (208, 99958348), (224, 92818466), (364, 57119056), (416, 49979174), (448, 46409233), (728, 28559528), (832, 24989587), (1456, 14279764), (2912, 7139882), (5824, 3569941)]