20148372

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{947}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 52557120

約数和(自身を除く): 32408748

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 947, 1182, 1773, 1894, 2364, 2841, 3546, 3788, 5319, 5682, 7092, 8523, 10638, 11364, 17046, 21276, 25569, 34092, 51138, 102276, 186559, 373118, 559677, 746236, 1119354, 1679031, 2238708, 3358062, 5037093, 6716124, 10074186, 20148372]

約数ペア:

[(1, 20148372), (2, 10074186), (3, 6716124), (4, 5037093), (6, 3358062), (9, 2238708), (12, 1679031), (18, 1119354), (27, 746236), (36, 559677), (54, 373118), (108, 186559), (197, 102276), (394, 51138), (591, 34092), (788, 25569), (947, 21276), (1182, 17046), (1773, 11364), (1894, 10638), (2364, 8523), (2841, 7092), (3546, 5682), (3788, 5319)]