19472168

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1091}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 38525760

約数和(自身を除く): 19053592

約数列:

[1, 2, 4, 8, 23, 46, 92, 97, 184, 194, 388, 776, 1091, 2182, 2231, 4364, 4462, 8728, 8924, 17848, 25093, 50186, 100372, 105827, 200744, 211654, 423308, 846616, 2434021, 4868042, 9736084, 19472168]

約数ペア:

[(1, 19472168), (2, 9736084), (4, 4868042), (8, 2434021), (23, 846616), (46, 423308), (92, 211654), (97, 200744), (184, 105827), (194, 100372), (388, 50186), (776, 25093), (1091, 17848), (2182, 8924), (2231, 8728), (4364, 4462)]