12654980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48673}}^1$

素因数の和:48695

約数の個数: 24

約数和(自身を含む): 28620312

約数和(自身を除く): 15965332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 48673, 97346, 194692, 243365, 486730, 632749, 973460, 1265498, 2530996, 3163745, 6327490, 12654980]

約数ペア:

[(1, 12654980), (2, 6327490), (4, 3163745), (5, 2530996), (10, 1265498), (13, 973460), (20, 632749), (26, 486730), (52, 243365), (65, 194692), (130, 97346), (260, 48673)]