18221822

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{911}}^1$

素因数の和:1123

約数の個数: 16

約数和(自身を含む): 27940032

約数和(自身を除く): 9718210

約数列:

[1, 2, 73, 137, 146, 274, 911, 1822, 10001, 20002, 66503, 124807, 133006, 249614, 9110911, 18221822]

約数ペア:

[(1, 18221822), (2, 9110911), (73, 249614), (137, 133006), (146, 124807), (274, 66503), (911, 20002), (1822, 10001)]