20642934

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{691}}^1$

素因数の和:1092

約数の個数: 32

約数和(自身を含む): 44642304

約数和(自身を除く): 23999370

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 383, 691, 766, 1149, 1382, 2073, 2298, 4146, 4979, 8983, 9958, 14937, 17966, 26949, 29874, 53898, 264653, 529306, 793959, 1587918, 3440489, 6880978, 10321467, 20642934]

約数ペア:

[(1, 20642934), (2, 10321467), (3, 6880978), (6, 3440489), (13, 1587918), (26, 793959), (39, 529306), (78, 264653), (383, 53898), (691, 29874), (766, 26949), (1149, 17966), (1382, 14937), (2073, 9958), (2298, 8983), (4146, 4979)]