17953792

素因数分解:

$2^{10}\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 44

約数和(自身を含む): 36477540

約数和(自身を除く): 18523748

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 197, 256, 356, 394, 512, 712, 788, 1024, 1424, 1576, 2848, 3152, 5696, 6304, 11392, 12608, 17533, 22784, 25216, 35066, 45568, 50432, 70132, 91136, 100864, 140264, 201728, 280528, 561056, 1122112, 2244224, 4488448, 8976896, 17953792]

約数ペア:

[(1, 17953792), (2, 8976896), (4, 4488448), (8, 2244224), (16, 1122112), (32, 561056), (64, 280528), (89, 201728), (128, 140264), (178, 100864), (197, 91136), (256, 70132), (356, 50432), (394, 45568), (512, 35066), (712, 25216), (788, 22784), (1024, 17533), (1424, 12608), (1576, 11392), (2848, 6304), (3152, 5696)]