19727685

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5039}}^1$

素因数の和:5082

約数の個数: 32

約数和(自身を含む): 36288000

約数和(自身を除く): 16560315

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 5039, 15117, 25195, 45351, 75585, 136053, 146131, 226755, 438393, 680265, 730655, 1315179, 2191965, 3945537, 6575895, 19727685]

約数ペア:

[(1, 19727685), (3, 6575895), (5, 3945537), (9, 2191965), (15, 1315179), (27, 730655), (29, 680265), (45, 438393), (87, 226755), (135, 146131), (145, 136053), (261, 75585), (435, 45351), (783, 25195), (1305, 15117), (3915, 5039)]