20129436730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{673}}^1\times {\mathrm{230077}}^1$

素因数の和:230770

約数の個数: 32

約数和(自身を含む): 39078288144

約数和(自身を除く): 18948851414

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 673, 1346, 3365, 6730, 8749, 17498, 43745, 87490, 230077, 460154, 1150385, 2300770, 2991001, 5982002, 14955005, 29910010, 154841821, 309683642, 774209105, 1548418210, 2012943673, 4025887346, 10064718365, 20129436730]

約数ペア:

[(1, 20129436730), (2, 10064718365), (5, 4025887346), (10, 2012943673), (13, 1548418210), (26, 774209105), (65, 309683642), (130, 154841821), (673, 29910010), (1346, 14955005), (3365, 5982002), (6730, 2991001), (8749, 2300770), (17498, 1150385), (43745, 460154), (87490, 230077)]