19862064

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 80

約数和(自身を含む): 59520000

約数和(自身を除く): 39657936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 1999, 2484, 3312, 3998, 4968, 5997, 7996, 9936, 11994, 15992, 17991, 23988, 31984, 35982, 45977, 47976, 53973, 71964, 91954, 95952, 107946, 137931, 143928, 183908, 215892, 275862, 287856, 367816, 413793, 431784, 551724, 735632, 827586, 863568, 1103448, 1241379, 1655172, 2206896, 2482758, 3310344, 4965516, 6620688, 9931032, 19862064]

約数ペア:

[(1, 19862064), (2, 9931032), (3, 6620688), (4, 4965516), (6, 3310344), (8, 2482758), (9, 2206896), (12, 1655172), (16, 1241379), (18, 1103448), (23, 863568), (24, 827586), (27, 735632), (36, 551724), (46, 431784), (48, 413793), (54, 367816), (69, 287856), (72, 275862), (92, 215892), (108, 183908), (138, 143928), (144, 137931), (184, 107946), (207, 95952), (216, 91954), (276, 71964), (368, 53973), (414, 47976), (432, 45977), (552, 35982), (621, 31984), (828, 23988), (1104, 17991), (1242, 15992), (1656, 11994), (1999, 9936), (2484, 7996), (3312, 5997), (3998, 4968)]