39818968

素因数分解:

$2^3\times 7^2\times {\mathrm{157}}^1\times {\mathrm{647}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 87538320

約数和(自身を除く): 47719352

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 157, 196, 314, 392, 628, 647, 1099, 1256, 1294, 2198, 2588, 4396, 4529, 5176, 7693, 8792, 9058, 15386, 18116, 30772, 31703, 36232, 61544, 63406, 101579, 126812, 203158, 253624, 406316, 711053, 812632, 1422106, 2844212, 4977371, 5688424, 9954742, 19909484, 39818968]

約数ペア:

[(1, 39818968), (2, 19909484), (4, 9954742), (7, 5688424), (8, 4977371), (14, 2844212), (28, 1422106), (49, 812632), (56, 711053), (98, 406316), (157, 253624), (196, 203158), (314, 126812), (392, 101579), (628, 63406), (647, 61544), (1099, 36232), (1256, 31703), (1294, 30772), (2198, 18116), (2588, 15386), (4396, 9058), (4529, 8792), (5176, 7693)]