20059956

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3461}}^1$

素因数の和:3501

約数の個数: 72

約数和(自身を含む): 60488064

約数和(自身を除く): 40428108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 28, 36, 42, 46, 63, 69, 84, 92, 126, 138, 161, 207, 252, 276, 322, 414, 483, 644, 828, 966, 1449, 1932, 2898, 3461, 5796, 6922, 10383, 13844, 20766, 24227, 31149, 41532, 48454, 62298, 72681, 79603, 96908, 124596, 145362, 159206, 218043, 238809, 290724, 318412, 436086, 477618, 557221, 716427, 872172, 955236, 1114442, 1432854, 1671663, 2228884, 2865708, 3343326, 5014989, 6686652, 10029978, 20059956]

約数ペア:

[(1, 20059956), (2, 10029978), (3, 6686652), (4, 5014989), (6, 3343326), (7, 2865708), (9, 2228884), (12, 1671663), (14, 1432854), (18, 1114442), (21, 955236), (23, 872172), (28, 716427), (36, 557221), (42, 477618), (46, 436086), (63, 318412), (69, 290724), (84, 238809), (92, 218043), (126, 159206), (138, 145362), (161, 124596), (207, 96908), (252, 79603), (276, 72681), (322, 62298), (414, 48454), (483, 41532), (644, 31149), (828, 24227), (966, 20766), (1449, 13844), (1932, 10383), (2898, 6922), (3461, 5796)]