20090906082

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1996711}}^1$

素因数の和:1996775

約数の個数: 48

約数和(自身を含む): 47969009088

約数和(自身を除く): 27878103006

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 387, 559, 774, 1118, 1677, 3354, 5031, 10062, 1996711, 3993422, 5990133, 11980266, 17970399, 25957243, 35940798, 51914486, 77871729, 85858573, 155743458, 171717146, 233615187, 257575719, 467230374, 515151438, 772727157, 1116161449, 1545454314, 2232322898, 3348484347, 6696968694, 10045453041, 20090906082]

約数ペア:

[(1, 20090906082), (2, 10045453041), (3, 6696968694), (6, 3348484347), (9, 2232322898), (13, 1545454314), (18, 1116161449), (26, 772727157), (39, 515151438), (43, 467230374), (78, 257575719), (86, 233615187), (117, 171717146), (129, 155743458), (234, 85858573), (258, 77871729), (387, 51914486), (559, 35940798), (774, 25957243), (1118, 17970399), (1677, 11980266), (3354, 5990133), (5031, 3993422), (10062, 1996711)]