19456112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{1051}}^1$

素因数の和:1161

約数の個数: 40

約数和(自身を含む): 41091120

約数和(自身を除く): 21635008

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 89, 104, 178, 208, 356, 712, 1051, 1157, 1424, 2102, 2314, 4204, 4628, 8408, 9256, 13663, 16816, 18512, 27326, 54652, 93539, 109304, 187078, 218608, 374156, 748312, 1216007, 1496624, 2432014, 4864028, 9728056, 19456112]

約数ペア:

[(1, 19456112), (2, 9728056), (4, 4864028), (8, 2432014), (13, 1496624), (16, 1216007), (26, 748312), (52, 374156), (89, 218608), (104, 187078), (178, 109304), (208, 93539), (356, 54652), (712, 27326), (1051, 18512), (1157, 16816), (1424, 13663), (2102, 9256), (2314, 8408), (4204, 4628)]