19168552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1237}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 38997000

約数和(自身を除く): 19828448

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 149, 298, 596, 1192, 1237, 1937, 2474, 3874, 4948, 7748, 9896, 15496, 16081, 32162, 64324, 128648, 184313, 368626, 737252, 1474504, 2396069, 4792138, 9584276, 19168552]

約数ペア:

[(1, 19168552), (2, 9584276), (4, 4792138), (8, 2396069), (13, 1474504), (26, 737252), (52, 368626), (104, 184313), (149, 128648), (298, 64324), (596, 32162), (1192, 16081), (1237, 15496), (1937, 9896), (2474, 7748), (3874, 4948)]