20675844

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3907}}^1$

素因数の和:3934

約数の個数: 72

約数和(自身を含む): 62371680

約数和(自身を除く): 41695836

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 3907, 5292, 7814, 11721, 15628, 23442, 27349, 35163, 46884, 54698, 70326, 82047, 105489, 109396, 140652, 164094, 191443, 210978, 246141, 328188, 382886, 421956, 492282, 574329, 738423, 765772, 984564, 1148658, 1476846, 1722987, 2297316, 2953692, 3445974, 5168961, 6891948, 10337922, 20675844]

約数ペア:

[(1, 20675844), (2, 10337922), (3, 6891948), (4, 5168961), (6, 3445974), (7, 2953692), (9, 2297316), (12, 1722987), (14, 1476846), (18, 1148658), (21, 984564), (27, 765772), (28, 738423), (36, 574329), (42, 492282), (49, 421956), (54, 382886), (63, 328188), (84, 246141), (98, 210978), (108, 191443), (126, 164094), (147, 140652), (189, 109396), (196, 105489), (252, 82047), (294, 70326), (378, 54698), (441, 46884), (588, 35163), (756, 27349), (882, 23442), (1323, 15628), (1764, 11721), (2646, 7814), (3907, 5292)]