20874018814

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{148091}}^1$

素因数の和:148296

約数の個数: 32

約数和(自身を含む): 35186659200

約数和(自身を除く): 14312640386

約数列:

[1, 2, 11, 22, 43, 86, 149, 298, 473, 946, 1639, 3278, 6407, 12814, 70477, 140954, 148091, 296182, 1629001, 3258002, 6367913, 12735826, 22065559, 44131118, 70047043, 140094086, 242721149, 485442298, 948819037, 1897638074, 10437009407, 20874018814]

約数ペア:

[(1, 20874018814), (2, 10437009407), (11, 1897638074), (22, 948819037), (43, 485442298), (86, 242721149), (149, 140094086), (298, 70047043), (473, 44131118), (946, 22065559), (1639, 12735826), (3278, 6367913), (6407, 3258002), (12814, 1629001), (70477, 296182), (140954, 148091)]