20803578393

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{307}}^1\times {\mathrm{133657}}^1$

素因数の和:133993

約数の個数: 24

約数和(自身を含む): 30133998048

約数和(自身を除く): 9330419655

約数列:

[1, 3, 13, 39, 169, 307, 507, 921, 3991, 11973, 51883, 133657, 155649, 400971, 1737541, 5212623, 22588033, 41032699, 67764099, 123098097, 533425087, 1600275261, 6934526131, 20803578393]

約数ペア:

[(1, 20803578393), (3, 6934526131), (13, 1600275261), (39, 533425087), (169, 123098097), (307, 67764099), (507, 41032699), (921, 22588033), (3991, 5212623), (11973, 1737541), (51883, 400971), (133657, 155649)]