20149283404

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{78919}}^1$

素因数の和:79054

約数の個数: 48

約数和(自身を含む): 38184652800

約数和(自身を除く): 18035369396

約数列:

[1, 2, 4, 29, 31, 58, 62, 71, 116, 124, 142, 284, 899, 1798, 2059, 2201, 3596, 4118, 4402, 8236, 8804, 63829, 78919, 127658, 157838, 255316, 315676, 2288651, 2446489, 4577302, 4892978, 5603249, 9154604, 9785956, 11206498, 22412996, 70948181, 141896362, 162494221, 173700719, 283792724, 324988442, 347401438, 649976884, 694802876, 5037320851, 10074641702, 20149283404]

約数ペア:

[(1, 20149283404), (2, 10074641702), (4, 5037320851), (29, 694802876), (31, 649976884), (58, 347401438), (62, 324988442), (71, 283792724), (116, 173700719), (124, 162494221), (142, 141896362), (284, 70948181), (899, 22412996), (1798, 11206498), (2059, 9785956), (2201, 9154604), (3596, 5603249), (4118, 4892978), (4402, 4577302), (8236, 2446489), (8804, 2288651), (63829, 315676), (78919, 255316), (127658, 157838)]