19879035

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1$

素因数の和:428

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 18897285

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 85, 95, 165, 187, 209, 255, 285, 323, 373, 561, 627, 935, 969, 1045, 1119, 1615, 1865, 2805, 3135, 3553, 4103, 4845, 5595, 6341, 7087, 10659, 12309, 17765, 19023, 20515, 21261, 31705, 35435, 53295, 61545, 69751, 77957, 95115, 106305, 120479, 209253, 233871, 348755, 361437, 389785, 602395, 1046265, 1169355, 1325269, 1807185, 3975807, 6626345, 19879035]

約数ペア:

[(1, 19879035), (3, 6626345), (5, 3975807), (11, 1807185), (15, 1325269), (17, 1169355), (19, 1046265), (33, 602395), (51, 389785), (55, 361437), (57, 348755), (85, 233871), (95, 209253), (165, 120479), (187, 106305), (209, 95115), (255, 77957), (285, 69751), (323, 61545), (373, 53295), (561, 35435), (627, 31705), (935, 21261), (969, 20515), (1045, 19023), (1119, 17765), (1615, 12309), (1865, 10659), (2805, 7087), (3135, 6341), (3553, 5595), (4103, 4845)]