19871712

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{9857}}^1$

素因数の和:9880

約数の個数: 72

約数和(自身を含む): 64589616

約数和(自身を除く): 44717904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 9857, 19714, 29571, 39428, 59142, 68999, 78856, 88713, 118284, 137998, 157712, 177426, 206997, 236568, 275996, 315424, 354852, 413994, 473136, 551992, 620991, 709704, 827988, 946272, 1103984, 1241982, 1419408, 1655976, 2207968, 2483964, 2838816, 3311952, 4967928, 6623904, 9935856, 19871712]

約数ペア:

[(1, 19871712), (2, 9935856), (3, 6623904), (4, 4967928), (6, 3311952), (7, 2838816), (8, 2483964), (9, 2207968), (12, 1655976), (14, 1419408), (16, 1241982), (18, 1103984), (21, 946272), (24, 827988), (28, 709704), (32, 620991), (36, 551992), (42, 473136), (48, 413994), (56, 354852), (63, 315424), (72, 275996), (84, 236568), (96, 206997), (112, 177426), (126, 157712), (144, 137998), (168, 118284), (224, 88713), (252, 78856), (288, 68999), (336, 59142), (504, 39428), (672, 29571), (1008, 19714), (2016, 9857)]