20736668

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{467}}^1\times {\mathrm{653}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 38565072

約数和(自身を除く): 17828404

約数列:

[1, 2, 4, 17, 34, 68, 467, 653, 934, 1306, 1868, 2612, 7939, 11101, 15878, 22202, 31756, 44404, 304951, 609902, 1219804, 5184167, 10368334, 20736668]

約数ペア:

[(1, 20736668), (2, 10368334), (4, 5184167), (17, 1219804), (34, 609902), (68, 304951), (467, 44404), (653, 31756), (934, 22202), (1306, 15878), (1868, 11101), (2612, 7939)]