20132947751

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{29863}}^1$

素因数の和:30063

約数の個数: 32

約数和(自身を含む): 25057090560

約数和(自身を除く): 4924142809

約数列:

[1, 7, 19, 37, 133, 137, 259, 703, 959, 2603, 4921, 5069, 18221, 29863, 35483, 96311, 209041, 567397, 674177, 1104931, 3971779, 4091231, 7734517, 20993689, 28638617, 77733389, 146955823, 151375547, 544133723, 1059628829, 2876135393, 20132947751]

約数ペア:

[(1, 20132947751), (7, 2876135393), (19, 1059628829), (37, 544133723), (133, 151375547), (137, 146955823), (259, 77733389), (703, 28638617), (959, 20993689), (2603, 7734517), (4921, 4091231), (5069, 3971779), (18221, 1104931), (29863, 674177), (35483, 567397), (96311, 209041)]