19803036

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2113}}^1$

素因数の和:2202

約数の個数: 48

約数和(自身を含む): 51141888

約数和(自身を除く): 31338852

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2113, 2343, 3124, 4226, 4686, 6339, 8452, 9372, 12678, 23243, 25356, 46486, 69729, 92972, 139458, 150023, 278916, 300046, 450069, 600092, 900138, 1650253, 1800276, 3300506, 4950759, 6601012, 9901518, 19803036]

約数ペア:

[(1, 19803036), (2, 9901518), (3, 6601012), (4, 4950759), (6, 3300506), (11, 1800276), (12, 1650253), (22, 900138), (33, 600092), (44, 450069), (66, 300046), (71, 278916), (132, 150023), (142, 139458), (213, 92972), (284, 69729), (426, 46486), (781, 25356), (852, 23243), (1562, 12678), (2113, 9372), (2343, 8452), (3124, 6339), (4226, 4686)]