19280193

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{197}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 29082240

約数和(自身を除く): 9802047

約数列:

[1, 3, 17, 19, 51, 57, 101, 197, 303, 323, 591, 969, 1717, 1919, 3349, 3743, 5151, 5757, 10047, 11229, 19897, 32623, 59691, 63631, 97869, 190893, 338249, 378043, 1014747, 1134129, 6426731, 19280193]

約数ペア:

[(1, 19280193), (3, 6426731), (17, 1134129), (19, 1014747), (51, 378043), (57, 338249), (101, 190893), (197, 97869), (303, 63631), (323, 59691), (591, 32623), (969, 19897), (1717, 11229), (1919, 10047), (3349, 5757), (3743, 5151)]