2017757744

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{390433}}^1$

素因数の和:390477

約数の個数: 40

約数和(自身を含む): 4357243440

約数和(自身を除く): 2339485696

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 5168, 390433, 780866, 1561732, 3123464, 6246928, 6637361, 7418227, 13274722, 14836454, 26549444, 29672908, 53098888, 59345816, 106197776, 118691632, 126109859, 252219718, 504439436, 1008878872, 2017757744]

約数ペア:

[(1, 2017757744), (2, 1008878872), (4, 504439436), (8, 252219718), (16, 126109859), (17, 118691632), (19, 106197776), (34, 59345816), (38, 53098888), (68, 29672908), (76, 26549444), (136, 14836454), (152, 13274722), (272, 7418227), (304, 6637361), (323, 6246928), (646, 3123464), (1292, 1561732), (2584, 780866), (5168, 390433)]