26438864

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:435

約数の個数: 40

約数和(自身を含む): 52770432

約数和(自身を除く): 26331568

約数列:

[1, 2, 4, 8, 16, 61, 103, 122, 206, 244, 263, 412, 488, 526, 824, 976, 1052, 1648, 2104, 4208, 6283, 12566, 16043, 25132, 27089, 32086, 50264, 54178, 64172, 100528, 108356, 128344, 216712, 256688, 433424, 1652429, 3304858, 6609716, 13219432, 26438864]

約数ペア:

[(1, 26438864), (2, 13219432), (4, 6609716), (8, 3304858), (16, 1652429), (61, 433424), (103, 256688), (122, 216712), (206, 128344), (244, 108356), (263, 100528), (412, 64172), (488, 54178), (526, 50264), (824, 32086), (976, 27089), (1052, 25132), (1648, 16043), (2104, 12566), (4208, 6283)]