18965252

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{281}}^1\times {\mathrm{359}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 34110720

約数和(自身を除く): 15145468

約数列:

[1, 2, 4, 47, 94, 188, 281, 359, 562, 718, 1124, 1436, 13207, 16873, 26414, 33746, 52828, 67492, 100879, 201758, 403516, 4741313, 9482626, 18965252]

約数ペア:

[(1, 18965252), (2, 9482626), (4, 4741313), (47, 403516), (94, 201758), (188, 100879), (281, 67492), (359, 52828), (562, 33746), (718, 26414), (1124, 16873), (1436, 13207)]