20722164736

素因数分解:

$2^{10}\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222379}}^1$

素因数の和:222419

約数の個数: 88

約数和(自身を含む): 50983728320

約数和(自身を除く): 30261563584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 728, 832, 896, 1024, 1456, 1664, 1792, 2912, 3328, 3584, 5824, 6656, 7168, 11648, 13312, 23296, 46592, 93184, 222379, 444758, 889516, 1556653, 1779032, 2890927, 3113306, 3558064, 5781854, 6226612, 7116128, 11563708, 12453224, 14232256, 20236489, 23127416, 24906448, 28464512, 40472978, 46254832, 49812896, 56929024, 80945956, 92509664, 99625792, 113858048, 161891912, 185019328, 199251584, 227716096, 323783824, 370038656, 398503168, 647567648, 740077312, 797006336, 1295135296, 1480154624, 1594012672, 2590270592, 2960309248, 5180541184, 10361082368, 20722164736]

約数ペア:

[(1, 20722164736), (2, 10361082368), (4, 5180541184), (7, 2960309248), (8, 2590270592), (13, 1594012672), (14, 1480154624), (16, 1295135296), (26, 797006336), (28, 740077312), (32, 647567648), (52, 398503168), (56, 370038656), (64, 323783824), (91, 227716096), (104, 199251584), (112, 185019328), (128, 161891912), (182, 113858048), (208, 99625792), (224, 92509664), (256, 80945956), (364, 56929024), (416, 49812896), (448, 46254832), (512, 40472978), (728, 28464512), (832, 24906448), (896, 23127416), (1024, 20236489), (1456, 14232256), (1664, 12453224), (1792, 11563708), (2912, 7116128), (3328, 6226612), (3584, 5781854), (5824, 3558064), (6656, 3113306), (7168, 2890927), (11648, 1779032), (13312, 1556653), (23296, 889516), (46592, 444758), (93184, 222379)]