20124234

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:396

約数の個数: 64

約数和(自身を含む): 48787200

約数和(自身を除く): 28662966

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 109, 117, 218, 234, 263, 327, 351, 526, 654, 702, 789, 981, 1417, 1578, 1962, 2367, 2834, 2943, 3419, 4251, 4734, 5886, 6838, 7101, 8502, 10257, 12753, 14202, 20514, 25506, 28667, 30771, 38259, 57334, 61542, 76518, 86001, 92313, 172002, 184626, 258003, 372671, 516006, 745342, 774009, 1118013, 1548018, 2236026, 3354039, 6708078, 10062117, 20124234]

約数ペア:

[(1, 20124234), (2, 10062117), (3, 6708078), (6, 3354039), (9, 2236026), (13, 1548018), (18, 1118013), (26, 774009), (27, 745342), (39, 516006), (54, 372671), (78, 258003), (109, 184626), (117, 172002), (218, 92313), (234, 86001), (263, 76518), (327, 61542), (351, 57334), (526, 38259), (654, 30771), (702, 28667), (789, 25506), (981, 20514), (1417, 14202), (1578, 12753), (1962, 10257), (2367, 8502), (2834, 7101), (2943, 6838), (3419, 5886), (4251, 4734)]