19657593

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{379}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 31190400

約数和(自身を除く): 11532807

約数列:

[1, 3, 9, 17, 27, 51, 113, 153, 339, 379, 459, 1017, 1137, 1921, 3051, 3411, 5763, 6443, 10233, 17289, 19329, 42827, 51867, 57987, 128481, 173961, 385443, 728059, 1156329, 2184177, 6552531, 19657593]

約数ペア:

[(1, 19657593), (3, 6552531), (9, 2184177), (17, 1156329), (27, 728059), (51, 385443), (113, 173961), (153, 128481), (339, 57987), (379, 51867), (459, 42827), (1017, 19329), (1137, 17289), (1921, 10233), (3051, 6443), (3411, 5763)]