219623908

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{80863}}^1$

素因数の和:80971

約数の個数: 24

約数和(自身を含む): 443781632

約数和(自身を除く): 224157724

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 80863, 161726, 323452, 566041, 1132082, 2264164, 7843711, 15687422, 31374844, 54905977, 109811954, 219623908]

約数ペア:

[(1, 219623908), (2, 109811954), (4, 54905977), (7, 31374844), (14, 15687422), (28, 7843711), (97, 2264164), (194, 1132082), (388, 566041), (679, 323452), (1358, 161726), (2716, 80863)]