39893464

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1553}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 85314600

約数和(自身を除く): 45421136

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 169, 247, 338, 494, 676, 988, 1352, 1553, 1976, 3106, 3211, 6212, 6422, 12424, 12844, 20189, 25688, 29507, 40378, 59014, 80756, 118028, 161512, 236056, 262457, 383591, 524914, 767182, 1049828, 1534364, 2099656, 3068728, 4986683, 9973366, 19946732, 39893464]

約数ペア:

[(1, 39893464), (2, 19946732), (4, 9973366), (8, 4986683), (13, 3068728), (19, 2099656), (26, 1534364), (38, 1049828), (52, 767182), (76, 524914), (104, 383591), (152, 262457), (169, 236056), (247, 161512), (338, 118028), (494, 80756), (676, 59014), (988, 40378), (1352, 29507), (1553, 25688), (1976, 20189), (3106, 12844), (3211, 12424), (6212, 6422)]