19821282

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{254119}}^1$

素因数の和:254137

約数の個数: 16

約数和(自身を含む): 42692160

約数和(自身を除く): 22870878

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 254119, 508238, 762357, 1524714, 3303547, 6607094, 9910641, 19821282]

約数ペア:

[(1, 19821282), (2, 9910641), (3, 6607094), (6, 3303547), (13, 1524714), (26, 762357), (39, 508238), (78, 254119)]