20877318

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5021}}^1$

素因数の和:5050

約数の個数: 64

約数和(自身を含む): 57853440

約数和(自身を除く): 36976122

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 54, 63, 66, 77, 99, 126, 154, 189, 198, 231, 297, 378, 462, 594, 693, 1386, 2079, 4158, 5021, 10042, 15063, 30126, 35147, 45189, 55231, 70294, 90378, 105441, 110462, 135567, 165693, 210882, 271134, 316323, 331386, 386617, 497079, 632646, 773234, 948969, 994158, 1159851, 1491237, 1897938, 2319702, 2982474, 3479553, 6959106, 10438659, 20877318]

約数ペア:

[(1, 20877318), (2, 10438659), (3, 6959106), (6, 3479553), (7, 2982474), (9, 2319702), (11, 1897938), (14, 1491237), (18, 1159851), (21, 994158), (22, 948969), (27, 773234), (33, 632646), (42, 497079), (54, 386617), (63, 331386), (66, 316323), (77, 271134), (99, 210882), (126, 165693), (154, 135567), (189, 110462), (198, 105441), (231, 90378), (297, 70294), (378, 55231), (462, 45189), (594, 35147), (693, 30126), (1386, 15063), (2079, 10042), (4158, 5021)]