19733427

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1543}}^1$

素因数の和:1592

約数の個数: 36

約数和(自身を含む): 34323120

約数和(自身を除く): 14589693

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1543, 1827, 4263, 4629, 10801, 12789, 13887, 32403, 44747, 75607, 97209, 134241, 226821, 313229, 402723, 680463, 939687, 2192603, 2819061, 6577809, 19733427]

約数ペア:

[(1, 19733427), (3, 6577809), (7, 2819061), (9, 2192603), (21, 939687), (29, 680463), (49, 402723), (63, 313229), (87, 226821), (147, 134241), (203, 97209), (261, 75607), (441, 44747), (609, 32403), (1421, 13887), (1543, 12789), (1827, 10801), (4263, 4629)]