20591539199

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{611951}}^1$

素因数の和:612011

約数の個数: 32

約数和(自身を含む): 28198748160

約数和(自身を除く): 7607208961

約数列:

[1, 7, 11, 19, 23, 77, 133, 161, 209, 253, 437, 1463, 1771, 3059, 4807, 33649, 611951, 4283657, 6731461, 11627069, 14074873, 47120227, 81389483, 98524111, 127897759, 154823603, 267422587, 895284313, 1083765221, 1871958109, 2941648457, 20591539199]

約数ペア:

[(1, 20591539199), (7, 2941648457), (11, 1871958109), (19, 1083765221), (23, 895284313), (77, 267422587), (133, 154823603), (161, 127897759), (209, 98524111), (253, 81389483), (437, 47120227), (1463, 14074873), (1771, 11627069), (3059, 6731461), (4807, 4283657), (33649, 611951)]