20728045377

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{29153}}^1$

素因数の和:29334

約数の個数: 48

約数和(自身を含む): 33109614720

約数和(自身を除く): 12381569343

約数列:

[1, 3, 9, 13, 39, 59, 103, 117, 177, 309, 531, 767, 927, 1339, 2301, 4017, 6077, 6903, 12051, 18231, 29153, 54693, 79001, 87459, 237003, 262377, 378989, 711009, 1136967, 1720027, 3002759, 3410901, 5160081, 9008277, 15480243, 22360351, 27024831, 39035867, 67081053, 117107601, 177162781, 201243159, 351322803, 531488343, 1594465029, 2303116153, 6909348459, 20728045377]

約数ペア:

[(1, 20728045377), (3, 6909348459), (9, 2303116153), (13, 1594465029), (39, 531488343), (59, 351322803), (103, 201243159), (117, 177162781), (177, 117107601), (309, 67081053), (531, 39035867), (767, 27024831), (927, 22360351), (1339, 15480243), (2301, 9008277), (4017, 5160081), (6077, 3410901), (6903, 3002759), (12051, 1720027), (18231, 1136967), (29153, 711009), (54693, 378989), (79001, 262377), (87459, 237003)]