19957563241

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{5333}}^1$

素因数の和:5542

約数の個数: 48

約数和(自身を含む): 26006194368

約数和(自身を除く): 6048631127

約数列:

[1, 7, 11, 49, 53, 77, 131, 371, 539, 583, 917, 1441, 2597, 4081, 5333, 6419, 6943, 10087, 28567, 37331, 48601, 58663, 70609, 76373, 261317, 282649, 340207, 410641, 534611, 698623, 1978543, 2874487, 3109139, 3742277, 4890361, 7684853, 13849801, 21763973, 34232527, 37027019, 53793971, 152347811, 259189133, 376557797, 407297209, 1814323931, 2851080463, 19957563241]

約数ペア:

[(1, 19957563241), (7, 2851080463), (11, 1814323931), (49, 407297209), (53, 376557797), (77, 259189133), (131, 152347811), (371, 53793971), (539, 37027019), (583, 34232527), (917, 21763973), (1441, 13849801), (2597, 7684853), (4081, 4890361), (5333, 3742277), (6419, 3109139), (6943, 2874487), (10087, 1978543), (28567, 698623), (37331, 534611), (48601, 410641), (58663, 340207), (70609, 282649), (76373, 261317)]