20563130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15461}}^1$

素因数の和:15494

約数の個数: 32

約数和(自身を含む): 44530560

約数和(自身を除く): 23967430

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 15461, 30922, 77305, 108227, 154610, 216454, 293759, 541135, 587518, 1082270, 1468795, 2056313, 2937590, 4112626, 10281565, 20563130]

約数ペア:

[(1, 20563130), (2, 10281565), (5, 4112626), (7, 2937590), (10, 2056313), (14, 1468795), (19, 1082270), (35, 587518), (38, 541135), (70, 293759), (95, 216454), (133, 154610), (190, 108227), (266, 77305), (665, 30922), (1330, 15461)]