201809045

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{1999}}^1$

素因数の和:2396

約数の個数: 16

約数和(自身を含む): 247008000

約数和(自身を除く): 45198955

約数列:

[1, 5, 61, 305, 331, 1655, 1999, 9995, 20191, 100955, 121939, 609695, 661669, 3308345, 40361809, 201809045]

約数ペア:

[(1, 201809045), (5, 40361809), (61, 3308345), (305, 661669), (331, 609695), (1655, 121939), (1999, 100955), (9995, 20191)]