20562465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 43223040

約数和(自身を除く): 22660575

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 937, 1045, 1155, 1463, 1995, 2811, 3135, 4389, 4685, 6559, 7315, 10307, 14055, 17803, 19677, 21945, 30921, 32795, 51535, 53409, 72149, 89015, 98385, 124621, 154605, 195833, 216447, 267045, 360745, 373863, 587499, 623105, 979165, 1082235, 1370831, 1869315, 2937495, 4112493, 6854155, 20562465]

約数ペア:

[(1, 20562465), (3, 6854155), (5, 4112493), (7, 2937495), (11, 1869315), (15, 1370831), (19, 1082235), (21, 979165), (33, 623105), (35, 587499), (55, 373863), (57, 360745), (77, 267045), (95, 216447), (105, 195833), (133, 154605), (165, 124621), (209, 98385), (231, 89015), (285, 72149), (385, 53409), (399, 51535), (627, 32795), (665, 30921), (937, 21945), (1045, 19677), (1155, 17803), (1463, 14055), (1995, 10307), (2811, 7315), (3135, 6559), (4389, 4685)]