19841913

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3461}}^1$

素因数の和:3494

約数の個数: 36

約数和(自身を含む): 35914788

約数和(自身を除く): 16072875

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3461, 5733, 10383, 24227, 31149, 44993, 72681, 134979, 169589, 218043, 314951, 404937, 508767, 944853, 1526301, 2204657, 2834559, 6613971, 19841913]

約数ペア:

[(1, 19841913), (3, 6613971), (7, 2834559), (9, 2204657), (13, 1526301), (21, 944853), (39, 508767), (49, 404937), (63, 314951), (91, 218043), (117, 169589), (147, 134979), (273, 72681), (441, 44993), (637, 31149), (819, 24227), (1911, 10383), (3461, 5733)]