20543166722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{23801}}^1$

素因数の和:24278

約数の個数: 32

約数和(自身を含む): 33649363440

約数和(自身を除く): 13106196718

約数列:

[1, 2, 13, 26, 89, 178, 373, 746, 1157, 2314, 4849, 9698, 23801, 33197, 47602, 66394, 309413, 431561, 618826, 863122, 2118289, 4236578, 8877773, 17755546, 27537757, 55075514, 115411049, 230822098, 790121797, 1580243594, 10271583361, 20543166722]

約数ペア:

[(1, 20543166722), (2, 10271583361), (13, 1580243594), (26, 790121797), (89, 230822098), (178, 115411049), (373, 55075514), (746, 27537757), (1157, 17755546), (2314, 8877773), (4849, 4236578), (9698, 2118289), (23801, 863122), (33197, 618826), (47602, 431561), (66394, 309413)]