20213115918

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{2237}}^1\times {\mathrm{16921}}^1$

素因数の和:19252

約数の個数: 32

約数和(自身を含む): 40901150880

約数和(自身を除く): 20688034962

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 2237, 4474, 6711, 13422, 16921, 33842, 50763, 101526, 199093, 398186, 597279, 1194558, 1505969, 3011938, 4517907, 9035814, 37852277, 75704554, 113556831, 227113662, 3368852653, 6737705306, 10106557959, 20213115918]

約数ペア:

[(1, 20213115918), (2, 10106557959), (3, 6737705306), (6, 3368852653), (89, 227113662), (178, 113556831), (267, 75704554), (534, 37852277), (2237, 9035814), (4474, 4517907), (6711, 3011938), (13422, 1505969), (16921, 1194558), (33842, 597279), (50763, 398186), (101526, 199093)]