18209584

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{66947}}^1$

素因数の和:66972

約数の個数: 20

約数和(自身を含む): 37356984

約数和(自身を除く): 19147400

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 66947, 133894, 267788, 535576, 1071152, 1138099, 2276198, 4552396, 9104792, 18209584]

約数ペア:

[(1, 18209584), (2, 9104792), (4, 4552396), (8, 2276198), (16, 1138099), (17, 1071152), (34, 535576), (68, 267788), (136, 133894), (272, 66947)]