19212075

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{829}}^1$

素因数の和:948

約数の個数: 36

約数和(自身を含む): 34786960

約数和(自身を除く): 15574885

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 829, 927, 1545, 2487, 2575, 4145, 4635, 7461, 7725, 12435, 20725, 23175, 37305, 62175, 85387, 186525, 256161, 426935, 768483, 1280805, 2134675, 3842415, 6404025, 19212075]

約数ペア:

[(1, 19212075), (3, 6404025), (5, 3842415), (9, 2134675), (15, 1280805), (25, 768483), (45, 426935), (75, 256161), (103, 186525), (225, 85387), (309, 62175), (515, 37305), (829, 23175), (927, 20725), (1545, 12435), (2487, 7725), (2575, 7461), (4145, 4635)]