38738416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2177

約数の個数: 40

約数和(自身を含む): 80339600

約数和(自身を除く): 41601184

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 2089, 2318, 4178, 4636, 8356, 9272, 16712, 18544, 33424, 39691, 79382, 127429, 158764, 254858, 317528, 509716, 635056, 1019432, 2038864, 2421151, 4842302, 9684604, 19369208, 38738416]

約数ペア:

[(1, 38738416), (2, 19369208), (4, 9684604), (8, 4842302), (16, 2421151), (19, 2038864), (38, 1019432), (61, 635056), (76, 509716), (122, 317528), (152, 254858), (244, 158764), (304, 127429), (488, 79382), (976, 39691), (1159, 33424), (2089, 18544), (2318, 16712), (4178, 9272), (4636, 8356)]