19954176

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{1181}}^1$

素因数の和:1213

約数の個数: 80

約数和(自身を含む): 58040928

約数和(自身を除く): 38086752

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 256, 264, 352, 384, 512, 528, 704, 768, 1056, 1181, 1408, 1536, 2112, 2362, 2816, 3543, 4224, 4724, 5632, 7086, 8448, 9448, 12991, 14172, 16896, 18896, 25982, 28344, 37792, 38973, 51964, 56688, 75584, 77946, 103928, 113376, 151168, 155892, 207856, 226752, 302336, 311784, 415712, 453504, 604672, 623568, 831424, 907008, 1247136, 1662848, 1814016, 2494272, 3325696, 4988544, 6651392, 9977088, 19954176]

約数ペア:

[(1, 19954176), (2, 9977088), (3, 6651392), (4, 4988544), (6, 3325696), (8, 2494272), (11, 1814016), (12, 1662848), (16, 1247136), (22, 907008), (24, 831424), (32, 623568), (33, 604672), (44, 453504), (48, 415712), (64, 311784), (66, 302336), (88, 226752), (96, 207856), (128, 155892), (132, 151168), (176, 113376), (192, 103928), (256, 77946), (264, 75584), (352, 56688), (384, 51964), (512, 38973), (528, 37792), (704, 28344), (768, 25982), (1056, 18896), (1181, 16896), (1408, 14172), (1536, 12991), (2112, 9448), (2362, 8448), (2816, 7086), (3543, 5632), (4224, 4724)]