20031156

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{1291}}^1$

素因数の和:1732

約数の個数: 36

約数和(自身を含む): 50791104

約数和(自身を除く): 30759948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1291, 1293, 1724, 2582, 2586, 3873, 3879, 5164, 5172, 7746, 7758, 11619, 15492, 15516, 23238, 46476, 556421, 1112842, 1669263, 2225684, 3338526, 5007789, 6677052, 10015578, 20031156]

約数ペア:

[(1, 20031156), (2, 10015578), (3, 6677052), (4, 5007789), (6, 3338526), (9, 2225684), (12, 1669263), (18, 1112842), (36, 556421), (431, 46476), (862, 23238), (1291, 15516), (1293, 15492), (1724, 11619), (2582, 7758), (2586, 7746), (3873, 5172), (3879, 5164)]