20794566

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{317}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 46532304

約数和(自身を除く): 25737738

約数列:

[1, 2, 3, 6, 13, 26, 29, 39, 58, 78, 87, 174, 317, 377, 634, 754, 841, 951, 1131, 1682, 1902, 2262, 2523, 4121, 5046, 8242, 9193, 10933, 12363, 18386, 21866, 24726, 27579, 32799, 55158, 65598, 119509, 239018, 266597, 358527, 533194, 717054, 799791, 1599582, 3465761, 6931522, 10397283, 20794566]

約数ペア:

[(1, 20794566), (2, 10397283), (3, 6931522), (6, 3465761), (13, 1599582), (26, 799791), (29, 717054), (39, 533194), (58, 358527), (78, 266597), (87, 239018), (174, 119509), (317, 65598), (377, 55158), (634, 32799), (754, 27579), (841, 24726), (951, 21866), (1131, 18386), (1682, 12363), (1902, 10933), (2262, 9193), (2523, 8242), (4121, 5046)]