20095878

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 64

約数和(自身を含む): 45948672

約数和(自身を除く): 25852794

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 73, 86, 97, 129, 146, 194, 219, 258, 291, 438, 473, 582, 803, 946, 1067, 1419, 1606, 2134, 2409, 2838, 3139, 3201, 4171, 4818, 6278, 6402, 7081, 8342, 9417, 12513, 14162, 18834, 21243, 25026, 34529, 42486, 45881, 69058, 77891, 91762, 103587, 137643, 155782, 207174, 233673, 275286, 304483, 467346, 608966, 913449, 1826898, 3349313, 6698626, 10047939, 20095878]

約数ペア:

[(1, 20095878), (2, 10047939), (3, 6698626), (6, 3349313), (11, 1826898), (22, 913449), (33, 608966), (43, 467346), (66, 304483), (73, 275286), (86, 233673), (97, 207174), (129, 155782), (146, 137643), (194, 103587), (219, 91762), (258, 77891), (291, 69058), (438, 45881), (473, 42486), (582, 34529), (803, 25026), (946, 21243), (1067, 18834), (1419, 14162), (1606, 12513), (2134, 9417), (2409, 8342), (2838, 7081), (3139, 6402), (3201, 6278), (4171, 4818)]