19547554

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{151}}^1\times {\mathrm{383}}^1$

素因数の和:562

約数の個数: 24

約数和(自身を含む): 32044032

約数和(自身を除く): 12496478

約数列:

[1, 2, 13, 26, 151, 169, 302, 338, 383, 766, 1963, 3926, 4979, 9958, 25519, 51038, 57833, 64727, 115666, 129454, 751829, 1503658, 9773777, 19547554]

約数ペア:

[(1, 19547554), (2, 9773777), (13, 1503658), (26, 751829), (151, 129454), (169, 115666), (302, 64727), (338, 57833), (383, 51038), (766, 25519), (1963, 9958), (3926, 4979)]