19056525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 34045440

約数和(自身を除く): 14988915

約数列:

[1, 3, 5, 15, 19, 25, 43, 57, 75, 95, 129, 215, 285, 311, 475, 645, 817, 933, 1075, 1425, 1555, 2451, 3225, 4085, 4665, 5909, 7775, 12255, 13373, 17727, 20425, 23325, 29545, 40119, 61275, 66865, 88635, 147725, 200595, 254087, 334325, 443175, 762261, 1002975, 1270435, 3811305, 6352175, 19056525]

約数ペア:

[(1, 19056525), (3, 6352175), (5, 3811305), (15, 1270435), (19, 1002975), (25, 762261), (43, 443175), (57, 334325), (75, 254087), (95, 200595), (129, 147725), (215, 88635), (285, 66865), (311, 61275), (475, 40119), (645, 29545), (817, 23325), (933, 20425), (1075, 17727), (1425, 13373), (1555, 12255), (2451, 7775), (3225, 5909), (4085, 4665)]