19564076

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 43255296

約数和(自身を除く): 23691220

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 1787, 2737, 3574, 5474, 7148, 10948, 12509, 25018, 30379, 41101, 50036, 60758, 82202, 121516, 164404, 212653, 287707, 425306, 575414, 698717, 850612, 1150828, 1397434, 2794868, 4891019, 9782038, 19564076]

約数ペア:

[(1, 19564076), (2, 9782038), (4, 4891019), (7, 2794868), (14, 1397434), (17, 1150828), (23, 850612), (28, 698717), (34, 575414), (46, 425306), (68, 287707), (92, 212653), (119, 164404), (161, 121516), (238, 82202), (322, 60758), (391, 50036), (476, 41101), (644, 30379), (782, 25018), (1564, 12509), (1787, 10948), (2737, 7148), (3574, 5474)]