19749232

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1373}}^1$

素因数の和:1441

約数の個数: 40

約数和(自身を含む): 40890240

約数和(自身を除く): 21141008

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1373, 1798, 2746, 3596, 5492, 7192, 10984, 14384, 21968, 39817, 42563, 79634, 85126, 159268, 170252, 318536, 340504, 637072, 681008, 1234327, 2468654, 4937308, 9874616, 19749232]

約数ペア:

[(1, 19749232), (2, 9874616), (4, 4937308), (8, 2468654), (16, 1234327), (29, 681008), (31, 637072), (58, 340504), (62, 318536), (116, 170252), (124, 159268), (232, 85126), (248, 79634), (464, 42563), (496, 39817), (899, 21968), (1373, 14384), (1798, 10984), (2746, 7192), (3596, 5492)]