18633051

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 29160000

約数和(自身を除く): 10526949

約数列:

[1, 3, 9, 27, 29, 53, 87, 159, 261, 449, 477, 783, 1347, 1431, 1537, 4041, 4611, 12123, 13021, 13833, 23797, 39063, 41499, 71391, 117189, 214173, 351567, 642519, 690113, 2070339, 6211017, 18633051]

約数ペア:

[(1, 18633051), (3, 6211017), (9, 2070339), (27, 690113), (29, 642519), (53, 351567), (87, 214173), (159, 117189), (261, 71391), (449, 41499), (477, 39063), (783, 23797), (1347, 13833), (1431, 13021), (1537, 12123), (4041, 4611)]