18973794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1667}}^1$

素因数の和:1950

約数の個数: 32

約数和(自身を含む): 43554816

約数和(自身を除く): 24581022

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 271, 542, 813, 1626, 1667, 1897, 3334, 3794, 5001, 5691, 10002, 11382, 11669, 23338, 35007, 70014, 451757, 903514, 1355271, 2710542, 3162299, 6324598, 9486897, 18973794]

約数ペア:

[(1, 18973794), (2, 9486897), (3, 6324598), (6, 3162299), (7, 2710542), (14, 1355271), (21, 903514), (42, 451757), (271, 70014), (542, 35007), (813, 23338), (1626, 11669), (1667, 11382), (1897, 10002), (3334, 5691), (3794, 5001)]