20119394855

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{13921}}^1$

素因数の和:14304

約数の個数: 48

約数和(自身を含む): 29824933536

約数和(自身を除く): 9705538681

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 347, 595, 833, 1735, 2429, 4165, 5899, 12145, 13921, 17003, 29495, 41293, 69605, 85015, 97447, 206465, 236657, 289051, 487235, 682129, 1183285, 1445255, 1656599, 3410645, 4830587, 8282995, 11596193, 24152935, 33814109, 57980965, 82119979, 169070545, 236698763, 410599895, 574839853, 1183493815, 2874199265, 4023878971, 20119394855]

約数ペア:

[(1, 20119394855), (5, 4023878971), (7, 2874199265), (17, 1183493815), (35, 574839853), (49, 410599895), (85, 236698763), (119, 169070545), (245, 82119979), (347, 57980965), (595, 33814109), (833, 24152935), (1735, 11596193), (2429, 8282995), (4165, 4830587), (5899, 3410645), (12145, 1656599), (13921, 1445255), (17003, 1183285), (29495, 682129), (41293, 487235), (69605, 289051), (85015, 236657), (97447, 206465)]