1820091914368

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{156257891}}^1$

素因数の和:156257925

約数の個数: 64

約数和(自身を含む): 4462725395520

約数和(自身を除く): 2642633481152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 156257891, 312515782, 625031564, 1093805237, 1250063128, 2031352583, 2187610474, 2500126256, 4062705166, 4375220948, 5000252512, 8125410332, 8750441896, 10000505024, 14219468081, 16250820664, 17500883792, 20001010048, 28438936162, 32501641328, 35001767584, 56877872324, 65003282656, 70003535168, 113755744648, 130006565312, 140007070336, 227511489296, 260013130624, 455022978592, 910045957184, 1820091914368]

約数ペア:

[(1, 1820091914368), (2, 910045957184), (4, 455022978592), (7, 260013130624), (8, 227511489296), (13, 140007070336), (14, 130006565312), (16, 113755744648), (26, 70003535168), (28, 65003282656), (32, 56877872324), (52, 35001767584), (56, 32501641328), (64, 28438936162), (91, 20001010048), (104, 17500883792), (112, 16250820664), (128, 14219468081), (182, 10000505024), (208, 8750441896), (224, 8125410332), (364, 5000252512), (416, 4375220948), (448, 4062705166), (728, 2500126256), (832, 2187610474), (896, 2031352583), (1456, 1250063128), (1664, 1093805237), (2912, 625031564), (5824, 312515782), (11648, 156257891)]