20157924

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:504

約数の個数: 48

約数和(自身を含む): 48642048

約数和(自身を除く): 28484124

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 103, 141, 188, 206, 282, 309, 347, 412, 564, 618, 694, 1041, 1236, 1388, 2082, 4164, 4841, 9682, 14523, 16309, 19364, 29046, 32618, 35741, 48927, 58092, 65236, 71482, 97854, 107223, 142964, 195708, 214446, 428892, 1679827, 3359654, 5039481, 6719308, 10078962, 20157924]

約数ペア:

[(1, 20157924), (2, 10078962), (3, 6719308), (4, 5039481), (6, 3359654), (12, 1679827), (47, 428892), (94, 214446), (103, 195708), (141, 142964), (188, 107223), (206, 97854), (282, 71482), (309, 65236), (347, 58092), (412, 48927), (564, 35741), (618, 32618), (694, 29046), (1041, 19364), (1236, 16309), (1388, 14523), (2082, 9682), (4164, 4841)]