20213024139

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{45503}}^1$

素因数の和:46168

約数の個数: 48

約数和(自身を含む): 36458532864

約数和(自身を除く): 16245508725

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 641, 693, 1923, 4487, 5769, 7051, 13461, 21153, 40383, 45503, 49357, 63459, 136509, 148071, 318521, 409527, 444213, 500533, 955563, 1501599, 2866689, 3503731, 4504797, 10511193, 29167423, 31533579, 87502269, 204171961, 262506807, 320841653, 612515883, 962524959, 1837547649, 2245891571, 2887574877, 6737674713, 20213024139]

約数ペア:

[(1, 20213024139), (3, 6737674713), (7, 2887574877), (9, 2245891571), (11, 1837547649), (21, 962524959), (33, 612515883), (63, 320841653), (77, 262506807), (99, 204171961), (231, 87502269), (641, 31533579), (693, 29167423), (1923, 10511193), (4487, 4504797), (5769, 3503731), (7051, 2866689), (13461, 1501599), (21153, 955563), (40383, 500533), (45503, 444213), (49357, 409527), (63459, 318521), (136509, 148071)]