31351292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1901}}^1$

素因数の和:1962

約数の個数: 48

約数和(自身を含む): 68167680

約数和(自身を除く): 36816388

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 1901, 2356, 3802, 4123, 7604, 8246, 13307, 16492, 26614, 36119, 53228, 58931, 72238, 117862, 144476, 235724, 252833, 412517, 505666, 825034, 1011332, 1119689, 1650068, 2239378, 4478756, 7837823, 15675646, 31351292]

約数ペア:

[(1, 31351292), (2, 15675646), (4, 7837823), (7, 4478756), (14, 2239378), (19, 1650068), (28, 1119689), (31, 1011332), (38, 825034), (62, 505666), (76, 412517), (124, 252833), (133, 235724), (217, 144476), (266, 117862), (434, 72238), (532, 58931), (589, 53228), (868, 36119), (1178, 26614), (1901, 16492), (2356, 13307), (3802, 8246), (4123, 7604)]