20161095892

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{947}}^1\times {\mathrm{24527}}^1$

素因数の和:25516

約数の個数: 48

約数和(自身を含む): 41668558848

約数和(自身を除く): 21507462956

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 947, 1894, 3788, 6629, 13258, 24527, 26516, 29357, 49054, 58714, 98108, 117428, 171689, 205499, 343378, 410998, 686756, 760337, 821996, 1520674, 3041348, 5322359, 10644718, 21289436, 23227069, 46454138, 92908276, 162589483, 325178966, 650357932, 720039139, 1440078278, 2880156556, 5040273973, 10080547946, 20161095892]

約数ペア:

[(1, 20161095892), (2, 10080547946), (4, 5040273973), (7, 2880156556), (14, 1440078278), (28, 720039139), (31, 650357932), (62, 325178966), (124, 162589483), (217, 92908276), (434, 46454138), (868, 23227069), (947, 21289436), (1894, 10644718), (3788, 5322359), (6629, 3041348), (13258, 1520674), (24527, 821996), (26516, 760337), (29357, 686756), (49054, 410998), (58714, 343378), (98108, 205499), (117428, 171689)]