18859492

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{2089}}^1$

素因数の和:2191

約数の個数: 24

約数和(自身を含む): 34468280

約数和(自身を除く): 15608788

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 2089, 2257, 4178, 4514, 8356, 9028, 77293, 127429, 154586, 254858, 309172, 509716, 4714873, 9429746, 18859492]

約数ペア:

[(1, 18859492), (2, 9429746), (4, 4714873), (37, 509716), (61, 309172), (74, 254858), (122, 154586), (148, 127429), (244, 77293), (2089, 9028), (2257, 8356), (4178, 4514)]