19418858744

素因数分解:

$2^3\times {\mathrm{1229}}^1\times {\mathrm{1975067}}^1$

素因数の和:1976302

約数の個数: 16

約数和(自身を含む): 36440004600

約数和(自身を除く): 17021145856

約数列:

[1, 2, 4, 8, 1229, 2458, 4916, 9832, 1975067, 3950134, 7900268, 15800536, 2427357343, 4854714686, 9709429372, 19418858744]

約数ペア:

[(1, 19418858744), (2, 9709429372), (4, 4854714686), (8, 2427357343), (1229, 15800536), (2458, 7900268), (4916, 3950134), (9832, 1975067)]