20162569973

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1\times {\mathrm{4153}}^1$

素因数の和:5925

約数の個数: 32

約数和(自身を含む): 25637025792

約数和(自身を除く): 5474455819

約数列:

[1, 7, 13, 31, 91, 217, 403, 1721, 2821, 4153, 12047, 22373, 29071, 53351, 53989, 128743, 156611, 373457, 377923, 693563, 901201, 1673659, 4854941, 7147313, 11715613, 50031191, 92915069, 221566703, 650405483, 1550966921, 2880367139, 20162569973]

約数ペア:

[(1, 20162569973), (7, 2880367139), (13, 1550966921), (31, 650405483), (91, 221566703), (217, 92915069), (403, 50031191), (1721, 11715613), (2821, 7147313), (4153, 4854941), (12047, 1673659), (22373, 901201), (29071, 693563), (53351, 377923), (53989, 373457), (128743, 156611)]