20671570491

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{41149}}^1$

素因数の和:42347

約数の個数: 32

約数和(自身を含む): 32409081600

約数和(自身を除く): 11737511109

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 1171, 3513, 12881, 15223, 38643, 41149, 45669, 123447, 167453, 452639, 502359, 534937, 1357917, 1604811, 5884307, 17652921, 48185479, 144556437, 530040269, 626411227, 1590120807, 1879233681, 6890523497, 20671570491]

約数ペア:

[(1, 20671570491), (3, 6890523497), (11, 1879233681), (13, 1590120807), (33, 626411227), (39, 530040269), (143, 144556437), (429, 48185479), (1171, 17652921), (3513, 5884307), (12881, 1604811), (15223, 1357917), (38643, 534937), (41149, 502359), (45669, 452639), (123447, 167453)]