209266532

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{161971}}^1$

素因数の和:162011

約数の個数: 24

約数和(自身を含む): 408169440

約数和(自身を除く): 198902908

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 161971, 323942, 647884, 2753507, 3077449, 5507014, 6154898, 11014028, 12309796, 52316633, 104633266, 209266532]

約数ペア:

[(1, 209266532), (2, 104633266), (4, 52316633), (17, 12309796), (19, 11014028), (34, 6154898), (38, 5507014), (68, 3077449), (76, 2753507), (323, 647884), (646, 323942), (1292, 161971)]