18439380

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{34147}}^1$

素因数の和:34165

約数の個数: 48

約数和(自身を含む): 57368640

約数和(自身を除く): 38929260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 34147, 68294, 102441, 136588, 170735, 204882, 307323, 341470, 409764, 512205, 614646, 682940, 921969, 1024410, 1229292, 1536615, 1843938, 2048820, 3073230, 3687876, 4609845, 6146460, 9219690, 18439380]

約数ペア:

[(1, 18439380), (2, 9219690), (3, 6146460), (4, 4609845), (5, 3687876), (6, 3073230), (9, 2048820), (10, 1843938), (12, 1536615), (15, 1229292), (18, 1024410), (20, 921969), (27, 682940), (30, 614646), (36, 512205), (45, 409764), (54, 341470), (60, 307323), (90, 204882), (108, 170735), (135, 136588), (180, 102441), (270, 68294), (540, 34147)]