20769966

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2389}}^1$

素因数の和:2430

約数の個数: 64

約数和(自身を含む): 55065600

約数和(自身を除く): 34295634

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 27, 42, 46, 54, 63, 69, 126, 138, 161, 189, 207, 322, 378, 414, 483, 621, 966, 1242, 1449, 2389, 2898, 4347, 4778, 7167, 8694, 14334, 16723, 21501, 33446, 43002, 50169, 54947, 64503, 100338, 109894, 129006, 150507, 164841, 301014, 329682, 384629, 451521, 494523, 769258, 903042, 989046, 1153887, 1483569, 2307774, 2967138, 3461661, 6923322, 10384983, 20769966]

約数ペア:

[(1, 20769966), (2, 10384983), (3, 6923322), (6, 3461661), (7, 2967138), (9, 2307774), (14, 1483569), (18, 1153887), (21, 989046), (23, 903042), (27, 769258), (42, 494523), (46, 451521), (54, 384629), (63, 329682), (69, 301014), (126, 164841), (138, 150507), (161, 129006), (189, 109894), (207, 100338), (322, 64503), (378, 54947), (414, 50169), (483, 43002), (621, 33446), (966, 21501), (1242, 16723), (1449, 14334), (2389, 8694), (2898, 7167), (4347, 4778)]