18653810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{38069}}^1$

素因数の和:38090

約数の個数: 24

約数和(自身を含む): 39059820

約数和(自身を除く): 20406010

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 38069, 76138, 190345, 266483, 380690, 532966, 1332415, 1865381, 2664830, 3730762, 9326905, 18653810]

約数ペア:

[(1, 18653810), (2, 9326905), (5, 3730762), (7, 2664830), (10, 1865381), (14, 1332415), (35, 532966), (49, 380690), (70, 266483), (98, 190345), (245, 76138), (490, 38069)]