20087595

素因数分解:

$3^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 39674880

約数和(自身を除く): 19587285

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 167, 243, 297, 405, 495, 501, 729, 835, 891, 1215, 1485, 1503, 1837, 2187, 2505, 2673, 3645, 4455, 4509, 5511, 7515, 8019, 9185, 10935, 13365, 13527, 16533, 22545, 24057, 27555, 40095, 40581, 49599, 67635, 82665, 120285, 121743, 148797, 202905, 247995, 365229, 446391, 608715, 743985, 1339173, 1826145, 2231955, 4017519, 6695865, 20087595]

約数ペア:

[(1, 20087595), (3, 6695865), (5, 4017519), (9, 2231955), (11, 1826145), (15, 1339173), (27, 743985), (33, 608715), (45, 446391), (55, 365229), (81, 247995), (99, 202905), (135, 148797), (165, 121743), (167, 120285), (243, 82665), (297, 67635), (405, 49599), (495, 40581), (501, 40095), (729, 27555), (835, 24057), (891, 22545), (1215, 16533), (1485, 13527), (1503, 13365), (1837, 10935), (2187, 9185), (2505, 8019), (2673, 7515), (3645, 5511), (4455, 4509)]