20181031528

素因数分解:

$2^3\times 7^1\times {\mathrm{509}}^1\times {\mathrm{708007}}^1$

素因数の和:708529

約数の個数: 32

約数和(自身を含む): 43330089600

約数和(自身を除く): 23149058072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 509, 1018, 2036, 3563, 4072, 7126, 14252, 28504, 708007, 1416014, 2832028, 4956049, 5664056, 9912098, 19824196, 39648392, 360375563, 720751126, 1441502252, 2522628941, 2883004504, 5045257882, 10090515764, 20181031528]

約数ペア:

[(1, 20181031528), (2, 10090515764), (4, 5045257882), (7, 2883004504), (8, 2522628941), (14, 1441502252), (28, 720751126), (56, 360375563), (509, 39648392), (1018, 19824196), (2036, 9912098), (3563, 5664056), (4072, 4956049), (7126, 2832028), (14252, 1416014), (28504, 708007)]