20403348

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{829}}^1$

素因数の和:1136

約数の個数: 48

約数和(自身を含む): 54660480

約数和(自身を除く): 34257132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 293, 586, 829, 879, 1172, 1658, 1758, 2051, 2487, 3316, 3516, 4102, 4974, 5803, 6153, 8204, 9948, 11606, 12306, 17409, 23212, 24612, 34818, 69636, 242897, 485794, 728691, 971588, 1457382, 1700279, 2914764, 3400558, 5100837, 6801116, 10201674, 20403348]

約数ペア:

[(1, 20403348), (2, 10201674), (3, 6801116), (4, 5100837), (6, 3400558), (7, 2914764), (12, 1700279), (14, 1457382), (21, 971588), (28, 728691), (42, 485794), (84, 242897), (293, 69636), (586, 34818), (829, 24612), (879, 23212), (1172, 17409), (1658, 12306), (1758, 11606), (2051, 9948), (2487, 8204), (3316, 6153), (3516, 5803), (4102, 4974)]