19906677

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18587}}^1$

素因数の和:18617

約数の個数: 24

約数和(自身を含む): 34796736

約数和(自身を除く): 14890059

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 18587, 55761, 130109, 167283, 315979, 390327, 947937, 1170981, 2211853, 2843811, 6635559, 19906677]

約数ペア:

[(1, 19906677), (3, 6635559), (7, 2843811), (9, 2211853), (17, 1170981), (21, 947937), (51, 390327), (63, 315979), (119, 167283), (153, 130109), (357, 55761), (1071, 18587)]