20565764331

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3031957}}^1$

素因数の和:3032003

約数の個数: 32

約数和(自身を含む): 34928156160

約数和(自身を除く): 14362391829

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 3031957, 9095871, 21223699, 51543269, 57607183, 63671097, 154629807, 172821549, 360802883, 403250281, 979322111, 1082408649, 1209750843, 2937966333, 6855254777, 20565764331]

約数ペア:

[(1, 20565764331), (3, 6855254777), (7, 2937966333), (17, 1209750843), (19, 1082408649), (21, 979322111), (51, 403250281), (57, 360802883), (119, 172821549), (133, 154629807), (323, 63671097), (357, 57607183), (399, 51543269), (969, 21223699), (2261, 9095871), (6783, 3031957)]