18772138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1543}}^1$

素因数の和:1642

約数の個数: 32

約数和(自身を含む): 35573760

約数和(自身を除く): 16801622

約数列:

[1, 2, 7, 11, 14, 22, 77, 79, 154, 158, 553, 869, 1106, 1543, 1738, 3086, 6083, 10801, 12166, 16973, 21602, 33946, 118811, 121897, 237622, 243794, 853279, 1340867, 1706558, 2681734, 9386069, 18772138]

約数ペア:

[(1, 18772138), (2, 9386069), (7, 2681734), (11, 1706558), (14, 1340867), (22, 853279), (77, 243794), (79, 237622), (154, 121897), (158, 118811), (553, 33946), (869, 21602), (1106, 16973), (1543, 12166), (1738, 10801), (3086, 6083)]