20245808

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3109}}^1$

素因数の和:3165

約数の個数: 40

約数和(自身を含む): 43962960

約数和(自身を除く): 23717152

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 148, 176, 296, 407, 592, 814, 1628, 3109, 3256, 6218, 6512, 12436, 24872, 34199, 49744, 68398, 115033, 136796, 230066, 273592, 460132, 547184, 920264, 1265363, 1840528, 2530726, 5061452, 10122904, 20245808]

約数ペア:

[(1, 20245808), (2, 10122904), (4, 5061452), (8, 2530726), (11, 1840528), (16, 1265363), (22, 920264), (37, 547184), (44, 460132), (74, 273592), (88, 230066), (148, 136796), (176, 115033), (296, 68398), (407, 49744), (592, 34199), (814, 24872), (1628, 12436), (3109, 6512), (3256, 6218)]