20165397747

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{421}}^1\times {\mathrm{50051}}^1$

素因数の和:50515

約数の個数: 32

約数和(自身を含む): 30415599360

約数和(自身を除く): 10250201613

約数列:

[1, 3, 11, 29, 33, 87, 319, 421, 957, 1263, 4631, 12209, 13893, 36627, 50051, 134299, 150153, 402897, 550561, 1451479, 1651683, 4354437, 15966269, 21071471, 47898807, 63214413, 231786181, 611072659, 695358543, 1833217977, 6721799249, 20165397747]

約数ペア:

[(1, 20165397747), (3, 6721799249), (11, 1833217977), (29, 695358543), (33, 611072659), (87, 231786181), (319, 63214413), (421, 47898807), (957, 21071471), (1263, 15966269), (4631, 4354437), (12209, 1651683), (13893, 1451479), (36627, 550561), (50051, 402897), (134299, 150153)]