20870184

素因数分解:

$2^3\times 3^1\times {\mathrm{83}}^1\times {\mathrm{10477}}^1$

素因数の和:10569

約数の個数: 32

約数和(自身を含む): 52809120

約数和(自身を除く): 31938936

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 83, 166, 249, 332, 498, 664, 996, 1992, 10477, 20954, 31431, 41908, 62862, 83816, 125724, 251448, 869591, 1739182, 2608773, 3478364, 5217546, 6956728, 10435092, 20870184]

約数ペア:

[(1, 20870184), (2, 10435092), (3, 6956728), (4, 5217546), (6, 3478364), (8, 2608773), (12, 1739182), (24, 869591), (83, 251448), (166, 125724), (249, 83816), (332, 62862), (498, 41908), (664, 31431), (996, 20954), (1992, 10477)]