19485288

素因数分解:

$2^3\times 3^2\times {\mathrm{277}}^1\times {\mathrm{977}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 53017380

約数和(自身を除く): 33532092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 277, 554, 831, 977, 1108, 1662, 1954, 2216, 2493, 2931, 3324, 3908, 4986, 5862, 6648, 7816, 8793, 9972, 11724, 17586, 19944, 23448, 35172, 70344, 270629, 541258, 811887, 1082516, 1623774, 2165032, 2435661, 3247548, 4871322, 6495096, 9742644, 19485288]

約数ペア:

[(1, 19485288), (2, 9742644), (3, 6495096), (4, 4871322), (6, 3247548), (8, 2435661), (9, 2165032), (12, 1623774), (18, 1082516), (24, 811887), (36, 541258), (72, 270629), (277, 70344), (554, 35172), (831, 23448), (977, 19944), (1108, 17586), (1662, 11724), (1954, 9972), (2216, 8793), (2493, 7816), (2931, 6648), (3324, 5862), (3908, 4986)]