20342814093

素因数分解:

$3^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{676943}}^1$

素因数の和:677015

約数の個数: 40

約数和(自身を含む): 35385216768

約数和(自身を除く): 15042402675

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 81, 159, 189, 371, 477, 567, 1113, 1431, 3339, 4293, 10017, 30051, 676943, 2030829, 4738601, 6092487, 14215803, 18277461, 35877979, 42647409, 54832383, 107633937, 127942227, 251145853, 322901811, 383826681, 753437559, 968705433, 2260312677, 2906116299, 6780938031, 20342814093]

約数ペア:

[(1, 20342814093), (3, 6780938031), (7, 2906116299), (9, 2260312677), (21, 968705433), (27, 753437559), (53, 383826681), (63, 322901811), (81, 251145853), (159, 127942227), (189, 107633937), (371, 54832383), (477, 42647409), (567, 35877979), (1113, 18277461), (1431, 14215803), (3339, 6092487), (4293, 4738601), (10017, 2030829), (30051, 676943)]