18174273404

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{312509}}^1$

素因数の和:312618

約数の個数: 48

約数和(自身を含む): 38081218560

約数和(自身を除く): 19906945156

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 67, 124, 134, 217, 268, 434, 469, 868, 938, 1876, 2077, 4154, 8308, 14539, 29078, 58156, 312509, 625018, 1250036, 2187563, 4375126, 8750252, 9687779, 19375558, 20938103, 38751116, 41876206, 67814453, 83752412, 135628906, 146566721, 271257812, 293133442, 586266884, 649081193, 1298162386, 2596324772, 4543568351, 9087136702, 18174273404]

約数ペア:

[(1, 18174273404), (2, 9087136702), (4, 4543568351), (7, 2596324772), (14, 1298162386), (28, 649081193), (31, 586266884), (62, 293133442), (67, 271257812), (124, 146566721), (134, 135628906), (217, 83752412), (268, 67814453), (434, 41876206), (469, 38751116), (868, 20938103), (938, 19375558), (1876, 9687779), (2077, 8750252), (4154, 4375126), (8308, 2187563), (14539, 1250036), (29078, 625018), (58156, 312509)]